{ diff(x1, t) = 0/k84,
  diff(x2, t) = ((-1)*k84*(k1*x1*x2 - k2*x3) + (-1)*k84*(k10*x2 - k11*x6) + 1*k84*k16)/k84,
  diff(x3, t) = (1*k84*(k1*x1*x2 - k2*x3) + (-2)*k84*(k3*x3^2 - k4*x4))/k84,
  diff(x4, t) = (1*k84*(k3*x3^2 - k4*x4) + (-1)*k84*(k5*x4 - k6*x5))/k84,
  diff(x5, t) = (1*k84*(k5*x4 - k6*x5) + (-1)*k84*(k10*x5 - k11*x8) + (-1)*k84*(k12*x5*x14 - k13*x15))/k84,
  diff(x6, t) = (1*k84*(k10*x2 - k11*x6) + (-1)*k84*(k14*x6*x16 - k15*x10) + (-1)*k84*k77*x6)/k84,
  diff(x7, t) = (1*k84*(k7*x23*x12 - k8*x7) + (-1)*k84*k9*x7)/k84,
  diff(x8, t) = (1*k84*(k10*x5 - k11*x8) + 1*k84*(k5*x11 - k6*x8) + (-1)*k84*(k12*x8*x14 - k13*x17) + (-1)*k84*k77*x8)/k84,
  diff(x9, t) = (1*k84*k9*x7 + (-1)*k84*k17*x9 + 1*k84*k9*x87 + 1*k84*k9*x88 + 1*k84*k9*x89 + 1*k84*k9*x100 + 1*k84*k9*x101 + 1*k84*k9*x102 + 1*k84*k9*x103)/k84,
  diff(x10, t) = (1*k84*(k14*x6*x16 - k15*x10) + (-2)*k84*(k3*x10^2 - k4*x11))/k84,
  diff(x11, t) = (1*k84*(k3*x10^2 - k4*x11) + (-1)*k84*(k5*x11 - k6*x8))/k84,
  diff(x12, t) = ((-1)*k84*(k7*x23*x12 - k8*x7) + 1*k84*k17*x9 + (-1)*k84*(k7*x25*x12 - k8*x87) + (-1)*k84*(k7*x27*x12 - k8*x88) + (-1)*k84*(k7*x29*x12 - k8*x89) + (-1)*k84*(k7*x34*x12 - k8*x100) + (-1)*k84*(k7*x35*x12 - k8*x101) + (-1)*k84*(k7*x36*x12 - k8*x102) + (-1)*k84*(k7*x37*x12 - k8*x103))/k84,
  diff(x13, t) = 1*k84*k78*x16/k84,
  diff(x14, t) = ((-1)*k84*(k12*x5*x14 - k13*x15) + (-1)*k84*(k12*x8*x14 - k13*x17))/k84,
  diff(x15, t) = (1*k84*(k12*x5*x14 - k13*x15) + (-1)*k84*(k18*x22*x15 - k79*x23) + (-1)*k84*(k29*x31*x15 - k30*x32) + (-1)*k84*(k40*x38*x15 - k41*x35) + (-1)*k84*(k44*x15*x30 - k45*x25) + (-1)*k84*(k50*x15*x40 - k51*x33) + (-1)*k84*(k50*x15*x39 - k51*x34) + (-1)*k84*k10*x15)/k84,
  diff(x16, t) = ((-1)*k84*(k14*x6*x16 - k15*x10) + (-1)*k84*k78*x16)/k84,
  diff(x17, t) = (1*k84*(k12*x8*x14 - k13*x17) + (-1)*k84*(k18*x17*x22 - k79*x18) + (-1)*k84*(k29*x31*x17 - k30*x63) + (-1)*k84*(k40*x17*x38 - k41*x66) + (-1)*k84*(k44*x17*x30 - k45*x19) + (-1)*k84*(k50*x17*x40 - k51*x64) + (-1)*k84*(k50*x17*x39 - k51*x65) + 1*k84*k10*x15 + (-1)*k84*k77*x17)/k84,
  diff(x18, t) = (1*k84*k9*x7 + 1*k84*k10*x23 + 1*k84*(k18*x17*x22 - k79*x18) + (-1)*k84*(k19*x24*x18 - k20*x19) + (-1)*k84*k77*x18)/k84,
  diff(x19, t) = (1*k84*(k19*x24*x18 - k20*x19) + (-1)*k84*(k21*x26*x19 - k22*x20) + (-1)*k84*(k23*x69*x19 - k24*x20) + (-1)*k84*(k25*x71*x19 - k26*x21) + (-1)*k84*(k27*x19*x26 - k28*x21) + 1*k84*(k44*x17*x30 - k45*x19) + 1*k84*k10*x25 + 1*k84*k9*x87 + (-1)*k84*(k80*x82*x19 - k81*x91) + (-1)*k84*k77*x19)/k84,
  diff(x20, t) = (1*k84*(k21*x26*x19 - k22*x20) + 1*k84*(k23*x69*x19 - k24*x20) + 1*k84*k10*x27 + 1*k84*k9*x88 + (-1)*k84*k77*x20)/k84,
  diff(x21, t) = (1*k84*(k25*x71*x19 - k26*x21) + 1*k84*(k27*x19*x26 - k28*x21) + 1*k84*k10*x29 + 1*k84*k9*x89 + (-1)*k84*k77*x21)/k84,
  diff(x22, t) = ((-1)*k84*(k18*x22*x15 - k79*x23) + (-1)*k84*(k18*x22*x33 - k33*x34) + (-1)*k84*(k46*x24*x22 - k47*x30) + (-1)*k84*(k18*x22*x40 - k33*x39) + (-1)*k84*(k18*x17*x22 - k79*x18) + (-1)*k84*(k18*x22*x64 - k33*x65))/k84,
  diff(x23, t) = ((-1)*k84*(k7*x23*x12 - k8*x7) + (-1)*k84*k10*x23 + 1*k84*(k18*x22*x15 - k79*x23) + (-1)*k84*(k19*x24*x23 - k20*x25))/k84,
  diff(x24, t) = ((-1)*k84*(k19*x24*x23 - k20*x25) + (-1)*k84*(k34*x24*x34 - k35*x35) + (-1)*k84*(k46*x24*x22 - k47*x30) + (-1)*k84*(k52*x24*x39 - k53*x38) + (-1)*k84*(k19*x24*x18 - k20*x19) + (-1)*k84*(k34*x24*x65 - k35*x66) + (-1)*k84*(k80*x59*x24 - k81*x96) + (-1)*k84*(k80*x82*x24 - k81*x97))/k84,
  diff(x25, t) = (1*k84*(k19*x24*x23 - k20*x25) + (-1)*k84*(k21*x26*x25 - k22*x27) + (-1)*k84*(k23*x28*x25 - k24*x27) + (-1)*k84*(k25*x25*x43 - k26*x29) + (-1)*k84*(k27*x25*x26 - k28*x29) + 1*k84*(k44*x15*x30 - k45*x25) + (-1)*k84*k10*x25 + (-1)*k84*(k7*x25*x12 - k8*x87) + (-1)*k84*(k80*x59*x25 - k81*x90))/k84,
  diff(x26, t) = ((-1)*k84*(k21*x26*x25 - k22*x27) + (-1)*k84*(k27*x25*x26 - k28*x29) + (-1)*k84*(k21*x26*x35 - k22*x36) + (-1)*k84*(k27*x35*x26 - k28*x37) + (-1)*k84*(k21*x26*x19 - k22*x20) + (-1)*k84*(k27*x19*x26 - k28*x21) + (-1)*k84*(k21*x26*x66 - k22*x67) + (-1)*k84*(k27*x66*x26 - k28*x68))/k84,
  diff(x27, t) = (1*k84*(k21*x26*x25 - k22*x27) + 1*k84*(k23*x28*x25 - k24*x27) + (-1)*k84*k10*x27 + (-1)*k84*(k7*x27*x12 - k8*x88))/k84,
  diff(x28, t) = ((-1)*k84*(k23*x28*x25 - k24*x27) + (-1)*k84*(k23*x35*x28 - k24*x36) + (-1)*k84*(k36*x28*x41 - k37*x42))/k84,
  diff(x29, t) = (1*k84*(k25*x25*x43 - k26*x29) + 1*k84*(k27*x25*x26 - k28*x29) + (-1)*k84*k10*x29 + (-1)*k84*(k7*x29*x12 - k8*x89))/k84,
  diff(x30, t) = ((-1)*k84*(k42*x40*x30 - k43*x38) + (-1)*k84*(k44*x15*x30 - k45*x25) + 1*k84*(k46*x24*x22 - k47*x30) + (-1)*k84*(k54*x30*x33 - k55*x35) + (-1)*k84*(k44*x17*x30 - k45*x19) + (-1)*k84*(k54*x30*x64 - k55*x66))/k84,
  diff(x31, t) = ((-1)*k84*(k29*x31*x15 - k30*x32) + 1*k84*(k48*x40 - k49*x31) + (-1)*k84*(k29*x31*x17 - k30*x63))/k84,
  diff(x32, t) = (1*k84*(k29*x31*x15 - k30*x32) + (-1)*k84*(k31*x32 - k32*x33) + (-1)*k84*k10*x32)/k84,
  diff(x33, t) = (1*k84*(k31*x32 - k32*x33) + (-1)*k84*(k18*x22*x33 - k33*x34) + 1*k84*(k50*x15*x40 - k51*x33) + (-1)*k84*(k54*x30*x33 - k55*x35) + (-1)*k84*k10*x33)/k84,
  diff(x34, t) = (1*k84*(k18*x22*x33 - k33*x34) + (-1)*k84*(k34*x24*x34 - k35*x35) + 1*k84*(k50*x15*x39 - k51*x34) + (-1)*k84*k10*x34 + (-1)*k84*(k7*x34*x12 - k8*x100))/k84,
  diff(x35, t) = (1*k84*(k34*x24*x34 - k35*x35) + (-1)*k84*(k21*x26*x35 - k22*x36) + (-1)*k84*(k23*x35*x28 - k24*x36) + (-1)*k84*(k25*x35*x43 - k26*x37) + (-1)*k84*(k27*x35*x26 - k28*x37) + 1*k84*(k40*x38*x15 - k41*x35) + 1*k84*(k54*x30*x33 - k55*x35) + (-1)*k84*k10*x35 + (-1)*k84*(k7*x35*x12 - k8*x101) + (-1)*k84*(k80*x59*x35 - k81*x92))/k84,
  diff(x36, t) = (1*k84*(k21*x26*x35 - k22*x36) + 1*k84*(k23*x35*x28 - k24*x36) + (-1)*k84*k10*x36 + (-1)*k84*(k7*x36*x12 - k8*x102))/k84,
  diff(x37, t) = (1*k84*(k25*x35*x43 - k26*x37) + 1*k84*(k27*x35*x26 - k28*x37) + (-1)*k84*k10*x37 + (-1)*k84*(k7*x37*x12 - k8*x103))/k84,
  diff(x38, t) = ((-1)*k84*(k40*x38*x15 - k41*x35) + 1*k84*(k42*x40*x30 - k43*x38) + 1*k84*(k52*x24*x39 - k53*x38) + (-1)*k84*(k40*x17*x38 - k41*x66))/k84,
  diff(x39, t) = (1*k84*(k18*x22*x40 - k33*x39) + (-1)*k84*(k50*x15*x39 - k51*x34) + (-1)*k84*(k52*x24*x39 - k53*x38) + (-1)*k84*(k50*x17*x39 - k51*x65))/k84,
  diff(x40, t) = ((-1)*k84*(k42*x40*x30 - k43*x38) + (-1)*k84*(k48*x40 - k49*x31) + (-1)*k84*(k50*x15*x40 - k51*x33) + (-1)*k84*(k18*x22*x40 - k33*x39) + (-1)*k84*(k50*x17*x40 - k51*x64))/k84,
  diff(x41, t) = ((-1)*k84*(k36*x28*x41 - k37*x42) + 1*k84*k58*x46 + (-1)*k84*(k36*x69*x41 - k37*x70) + 1*k84*k58*x73)/k84,
  diff(x42, t) = (1*k84*(k36*x28*x41 - k37*x42) + 1*k84*(k38*x43*x45 - k39*x42))/k84,
  diff(x43, t) = ((-1)*k84*(k25*x25*x43 - k26*x29) + (-1)*k84*(k38*x43*x45 - k39*x42) + (-1)*k84*(k25*x35*x43 - k26*x37))/k84,
  diff(x44, t) = ((-1)*k84*(k56*x44*x45 - k57*x46) + 1*k84*k58*x46 + (-1)*k84*(k56*x44*x72 - k57*x73) + 1*k84*k58*x73)/k84,
  diff(x45, t) = ((-1)*k84*(k38*x43*x45 - k39*x42) + (-1)*k84*(k56*x44*x45 - k57*x46) + (-1)*k84*(k59*x47*x45 - k69*x48) + 1*k84*k61*x48 + (-1)*k84*(k59*x49*x45 - k69*x50) + 1*k84*k62*x50)/k84,
  diff(x46, t) = (1*k84*(k56*x44*x45 - k57*x46) + (-1)*k84*k58*x46)/k84,
  diff(x47, t) = ((-1)*k84*(k59*x47*x45 - k69*x48) + 1*k84*k65*x54 + (-1)*k84*(k59*x47*x72 - k69*x74) + 1*k84*k65*x79)/k84,
  diff(x48, t) = (1*k84*(k59*x47*x45 - k69*x48) + (-1)*k84*k61*x48)/k84,
  diff(x49, t) = (1*k84*k61*x48 + (-1)*k84*(k59*x49*x45 - k69*x50) + 1*k84*k65*x52 + (-1)*k84*(k66*x53*x49 - k67*x54))/k84,
  diff(x50, t) = (1*k84*(k59*x49*x45 - k69*x50) + (-1)*k84*k62*x50)/k84,
  diff(x51, t) = (1*k84*k62*x50 + (-1)*k84*(k63*x51*x53 - k64*x52) + (-1)*k84*(k68*x55*x51 - k60*x56) + 1*k84*k70*x56 + (-1)*k84*(k68*x51*x57 - k60*x58) + 1*k84*k71*x58)/k84,
  diff(x52, t) = (1*k84*(k63*x51*x53 - k64*x52) + (-1)*k84*k65*x52)/k84,
  diff(x53, t) = ((-1)*k84*(k63*x51*x53 - k64*x52) + 1*k84*k65*x52 + (-1)*k84*(k66*x53*x49 - k67*x54) + 1*k84*k65*x54 + (-1)*k84*(k63*x77*x53 - k64*x78) + 1*k84*k65*x78 + (-1)*k84*(k66*x53*x75 - k67*x79) + 1*k84*k65*x79)/k84,
  diff(x54, t) = (1*k84*(k66*x53*x49 - k67*x54) + (-1)*k84*k65*x54)/k84,
  diff(x55, t) = ((-1)*k84*(k68*x55*x51 - k60*x56) + 1*k84*k74*x62 + (-1)*k84*(k68*x55*x77 - k60*x99) + 1*k84*k74*x84)/k84,
  diff(x56, t) = (1*k84*(k68*x55*x51 - k60*x56) + (-1)*k84*k70*x56)/k84,
  diff(x57, t) = (1*k84*k70*x56 + (-1)*k84*(k68*x51*x57 - k60*x58) + 1*k84*k74*x61 + (-1)*k84*(k75*x60*x57 - k76*x62))/k84,
  diff(x58, t) = (1*k84*(k68*x51*x57 - k60*x58) + (-1)*k84*k71*x58)/k84,
  diff(x59, t) = (1*k84*k71*x58 + (-1)*k84*(k72*x59*x60 - k73*x61) + (-1)*k84*(k80*x59*x25 - k81*x90) + (-1)*k84*(k80*x59*x35 - k81*x92) + (-1)*k84*(k80*x59*x24 - k81*x96) + (-1)*k84*(k82*x59*x94 - k83*x90) + (-1)*k84*(k82*x59*x94 - k83*x92) + (-1)*k84*(k82*x59*x98 - k83*x96))/k84,
  diff(x60, t) = ((-1)*k84*(k72*x59*x60 - k73*x61) + 1*k84*k74*x61 + (-1)*k84*(k75*x60*x57 - k76*x62) + 1*k84*k74*x62 + (-1)*k84*(k72*x82*x60 - k73*x83) + 1*k84*k74*x83 + (-1)*k84*(k75*x60*x80 - k76*x84) + 1*k84*k74*x84)/k84,
  diff(x61, t) = (1*k84*(k72*x59*x60 - k73*x61) + (-1)*k84*k74*x61)/k84,
  diff(x62, t) = (1*k84*(k75*x60*x57 - k76*x62) + (-1)*k84*k74*x62)/k84,
  diff(x63, t) = (1*k84*(k29*x31*x17 - k30*x63) + (-1)*k84*(k31*x63 - k32*x64) + 1*k84*k10*x32 + (-1)*k84*k77*x63)/k84,
  diff(x64, t) = (1*k84*(k31*x63 - k32*x64) + (-1)*k84*(k18*x22*x64 - k33*x65) + 1*k84*(k50*x17*x40 - k51*x64) + (-1)*k84*(k54*x30*x64 - k55*x66) + 1*k84*k10*x33 + (-1)*k84*k77*x64)/k84,
  diff(x65, t) = (1*k84*(k18*x22*x64 - k33*x65) + (-1)*k84*(k34*x24*x65 - k35*x66) + 1*k84*(k50*x17*x39 - k51*x65) + 1*k84*k10*x34 + 1*k84*k9*x100 + (-1)*k84*k77*x65)/k84,
  diff(x66, t) = (1*k84*(k34*x24*x65 - k35*x66) + (-1)*k84*(k21*x26*x66 - k22*x67) + (-1)*k84*(k23*x66*x69 - k24*x67) + (-1)*k84*(k25*x71*x66 - k26*x68) + (-1)*k84*(k27*x66*x26 - k28*x68) + 1*k84*(k40*x17*x38 - k41*x66) + 1*k84*(k54*x30*x64 - k55*x66) + 1*k84*k10*x35 + 1*k84*k9*x101 + (-1)*k84*(k80*x82*x66 - k81*x93) + (-1)*k84*k77*x66)/k84,
  diff(x67, t) = (1*k84*(k21*x26*x66 - k22*x67) + 1*k84*(k23*x66*x69 - k24*x67) + 1*k84*k10*x36 + 1*k84*k9*x102 + (-1)*k84*k77*x67)/k84,
  diff(x68, t) = (1*k84*(k25*x71*x66 - k26*x68) + 1*k84*(k27*x66*x26 - k28*x68) + 1*k84*k10*x37 + 1*k84*k9*x103 + (-1)*k84*k77*x68)/k84,
  diff(x69, t) = ((-1)*k84*(k23*x69*x19 - k24*x20) + (-1)*k84*(k23*x66*x69 - k24*x67) + (-1)*k84*(k36*x69*x41 - k37*x70))/k84,
  diff(x70, t) = (1*k84*(k36*x69*x41 - k37*x70) + 1*k84*(k38*x71*x72 - k39*x70))/k84,
  diff(x71, t) = ((-1)*k84*(k25*x71*x19 - k26*x21) + (-1)*k84*(k38*x71*x72 - k39*x70) + (-1)*k84*(k25*x71*x66 - k26*x68))/k84,
  diff(x72, t) = ((-1)*k84*(k38*x71*x72 - k39*x70) + (-1)*k84*(k56*x44*x72 - k57*x73) + (-1)*k84*(k59*x47*x72 - k69*x74) + 1*k84*k61*x74 + (-1)*k84*(k59*x72*x75 - k69*x76) + 1*k84*k62*x76)/k84,
  diff(x73, t) = (1*k84*(k56*x44*x72 - k57*x73) + (-1)*k84*k58*x73)/k84,
  diff(x74, t) = (1*k84*(k59*x47*x72 - k69*x74) + (-1)*k84*k61*x74)/k84,
  diff(x75, t) = (1*k84*k61*x74 + (-1)*k84*(k59*x72*x75 - k69*x76) + 1*k84*k65*x78 + (-1)*k84*(k66*x53*x75 - k67*x79))/k84,
  diff(x76, t) = (1*k84*(k59*x72*x75 - k69*x76) + (-1)*k84*k62*x76)/k84,
  diff(x77, t) = (1*k84*k62*x76 + (-1)*k84*(k63*x77*x53 - k64*x78) + (-1)*k84*(k68*x55*x77 - k60*x99) + 1*k84*k70*x99 + (-1)*k84*(k68*x77*x80 - k60*x81) + 1*k84*k71*x81)/k84,
  diff(x78, t) = (1*k84*(k63*x77*x53 - k64*x78) + (-1)*k84*k65*x78)/k84,
  diff(x79, t) = (1*k84*(k66*x53*x75 - k67*x79) + (-1)*k84*k65*x79)/k84,
  diff(x80, t) = (1*k84*k70*x99 + (-1)*k84*(k68*x77*x80 - k60*x81) + 1*k84*k74*x83 + (-1)*k84*(k75*x60*x80 - k76*x84))/k84,
  diff(x81, t) = (1*k84*(k68*x77*x80 - k60*x81) + (-1)*k84*k71*x81)/k84,
  diff(x82, t) = (1*k84*k71*x81 + (-1)*k84*(k72*x82*x60 - k73*x83) + (-1)*k84*(k80*x82*x19 - k81*x91) + (-1)*k84*(k80*x82*x66 - k81*x93) + (-1)*k84*(k80*x82*x24 - k81*x97) + (-1)*k84*(k82*x82*x95 - k83*x91) + (-1)*k84*(k82*x82*x95 - k83*x93) + (-1)*k84*(k82*x82*x98 - k83*x97))/k84,
  diff(x83, t) = (1*k84*(k72*x82*x60 - k73*x83) + (-1)*k84*k74*x83)/k84,
  diff(x84, t) = (1*k84*(k75*x60*x80 - k76*x84) + (-1)*k84*k74*x84)/k84,
  diff(x85, t) = 1*k84*k77*x6/k84,
  diff(x86, t) = (1*k84*k77*x8 + 1*k84*k77*x17 + 1*k84*k77*x18 + 1*k84*k77*x19 + 1*k84*k77*x20 + 1*k84*k77*x21 + 1*k84*k77*x63 + 1*k84*k77*x64 + 1*k84*k77*x65 + 1*k84*k77*x66 + 1*k84*k77*x67 + 1*k84*k77*x68)/k84,
  diff(x87, t) = (1*k84*(k7*x25*x12 - k8*x87) + (-1)*k84*k9*x87)/k84,
  diff(x88, t) = (1*k84*(k7*x27*x12 - k8*x88) + (-1)*k84*k9*x88)/k84,
  diff(x89, t) = (1*k84*(k7*x29*x12 - k8*x89) + (-1)*k84*k9*x89)/k84,
  diff(x90, t) = (1*k84*(k80*x59*x25 - k81*x90) + 1*k84*(k82*x59*x94 - k83*x90))/k84,
  diff(x91, t) = (1*k84*(k80*x82*x19 - k81*x91) + 1*k84*(k82*x82*x95 - k83*x91))/k84,
  diff(x92, t) = (1*k84*(k80*x59*x35 - k81*x92) + 1*k84*(k82*x59*x94 - k83*x92))/k84,
  diff(x93, t) = (1*k84*(k80*x82*x66 - k81*x93) + 1*k84*(k82*x82*x95 - k83*x93))/k84,
  diff(x94, t) = ((-1)*k84*(k82*x59*x94 - k83*x90) + (-1)*k84*(k82*x59*x94 - k83*x92))/k84,
  diff(x95, t) = ((-1)*k84*(k82*x82*x95 - k83*x91) + (-1)*k84*(k82*x82*x95 - k83*x93))/k84,
  diff(x96, t) = (1*k84*(k80*x59*x24 - k81*x96) + 1*k84*(k82*x59*x98 - k83*x96))/k84,
  diff(x97, t) = (1*k84*(k80*x82*x24 - k81*x97) + 1*k84*(k82*x82*x98 - k83*x97))/k84,
  diff(x98, t) = ((-1)*k84*(k82*x59*x98 - k83*x96) + (-1)*k84*(k82*x82*x98 - k83*x97))/k84,
  diff(x99, t) = (1*k84*(k68*x55*x77 - k60*x99) + (-1)*k84*k70*x99)/k84,
  diff(x100, t) = (1*k84*(k7*x34*x12 - k8*x100) + (-1)*k84*k9*x100)/k84,
  diff(x101, t) = (1*k84*(k7*x35*x12 - k8*x101) + (-1)*k84*k9*x101)/k84,
  diff(x102, t) = (1*k84*(k7*x36*x12 - k8*x102) + (-1)*k84*k9*x102)/k84,
  diff(x103, t) = (1*k84*(k7*x37*x12 - k8*x103) + (-1)*k84*k9*x103)/k84 }