{ diff(x1, t) = (-1)*k111*(k1*x1*x74/k2 - k3*x2)/k111,
  diff(x2, t) = (1*k111*(k1*x1*x74/k2 - k3*x2) + (-1)*k111*(k69*x44*x2 - k70*x51))/k111,
  diff(x3, t) = ((-1)*k111*(k4*x3*x74/k2 - k5*x4) + (-1)*k111*k105*x3*x59)/k111,
  diff(x4, t) = (1*k111*(k4*x3*x74/k2 - k5*x4) + (-1)*k111*(k71*x44*x4 - k72*x52) + (-1)*k111*(k94*x6*x4 - k95*x67) + 1*k111*k96*x67 + (-1)*k111*(k97*x14*x4 - k98*x68) + 1*k111*k99*x68)/k111,
  diff(x5, t) = (-1)*k111*(k6*x5*x74/k2 - k7*x6)/k111,
  diff(x6, t) = (1*k111*(k6*x5*x74/k2 - k7*x6) + (-1)*k111*(k57*x6*x24 - k58*x46) + (-1)*k111*(k63*x6*x48 - k64*x49) + (-1)*k111*(k94*x6*x4 - k95*x67))/k111,
  diff(x7, t) = (-1)*k111*(k8*x7*x74/k2 - k9*x8)/k111,
  diff(x8, t) = (1*k111*(k8*x7*x74/k2 - k9*x8) + (-1)*k111*(k52*x24*x8 - k53*x44) + 1*k111*k59*x46 + 1*k111*k65*x49 + (-1)*k111*(k84*x56*x8 - k85*x63) + 1*k111*k96*x67)/k111,
  diff(x9, t) = (-1)*k111*(k10*x9*x74/k2 - k11*x10)/k111,
  diff(x10, t) = (1*k111*(k10*x9*x74/k2 - k11*x10) + (-1)*k111*(k38*x35*x10 - k39*x37) + (-1)*k111*(k75*x10*x24 - k76*x66))/k111,
  diff(x11, t) = (-1)*k111*(k12*x11*x74/k2 - k13*x12)/k111,
  diff(x12, t) = (1*k111*(k12*x11*x74/k2 - k13*x12) + (-1)*k111*(k36*x35*x12 - k37*x36) + 1*k111*k77*x66)/k111,
  diff(x13, t) = (-1)*k111*(k14*x13*x74/k2 - k15*x14)/k111,
  diff(x14, t) = (1*k111*(k14*x13*x74/k2 - k15*x14) + (-1)*(k60*x14*x24 - k61*x47) + (-1)*k111*(k66*x14*x48 - k67*x50) + (-1)*k111*(k97*x14*x4 - k98*x68))/k111,
  diff(x15, t) = (-1)*k111*(k16*x15*x74/k2 - k17*x16)/k111,
  diff(x16, t) = (1*k111*(k16*x15*x74/k2 - k17*x16) + (-1)*k111*(k50*x20*x16 - k51*x43) + 1*k111*k62*x47 + 1*k111*k68*x50 + (-1)*k111*(k81*x56*x16 - k82*x57) + 1*k111*k99*x68)/k111,
  diff(x17, t) = (-1)*k111*(k18*x17*x74/k2 - k19*x18)/k111,
  diff(x18, t) = (1*k111*(k18*x17*x74/k2 - k19*x18) + (-1)*k111*(k40*x36*x18 - k41*x38) + (-1)*k111*(k108*x55*x18 - k109*x73))/k111,
  diff(x19, t) = ((-1)*k111*(k20*x19*x74/k2 - k21*x20) + (-1)*k111*k91*x19*x59)/k111,
  diff(x20, t) = (1*k111*(k20*x19*x74/k2 - k21*x20) + 1*k111*k42*x38 + (-1)*k111*(k50*x20*x16 - k51*x43) + 1*k111*k110*x73)/k111,
  diff(x21, t) = (-1)*k111*(k22*x21*x74/k2 - k23*x22)/k111,
  diff(x22, t) = (1*k111*(k22*x21*x74/k2 - k23*x22) + (-1)*k111*(k43*x36*x22 - k44*x40) + (-1)*k111*(k54*x43*x22 - k55*x45))/k111,
  diff(x23, t) = ((-1)*(k24*x23*x74/k2 - k25*x24) + (-1)*k111*(k87*x58*x23 - k88*x61) + (-1)*k111*k92*x23*x59)/k111,
  diff(x24, t) = (1*(k24*x23*x74/k2 - k25*x24) + 1*k111*k46*x41 + (-1)*k111*(k47*x37*x24 - k48*x42) + 1*k111*k49*x42 + (-1)*k111*(k52*x24*x8 - k53*x44) + 1*k111*k56*x45 + (-1)*k111*(k57*x6*x24 - k58*x46) + 1*k111*k59*x46 + (-1)*(k60*x14*x24 - k61*x47) + 1*k111*k62*x47 + (-1)*k111*(k75*x10*x24 - k76*x66) + 1*k111*k77*x66)/k111,
  diff(x25, t) = (-1)*k111*(k26*x25*x74/k2 - k27*x26)/k111,
  diff(x26, t) = (1*k111*(k26*x25*x74/k2 - k27*x26) + 1*k111*k104*x71 + (-1)*k111*(k106*x26*x28 - k107*x56))/k111,
  diff(x27, t) = (-1)*k111*(k28*x27*x74/k2 - k29*x28)/k111,
  diff(x28, t) = (1*k111*(k28*x27*x74/k2 - k29*x28) + (-1)*k111*(k106*x26*x28 - k107*x56))/k111,
  diff(x29, t) = (-1)*k111*(k30*x29*x74/k2 - k31*x30)/k111,
  diff(x30, t) = (1*k111*(k30*x29*x74/k2 - k31*x30) + 1*k111*k83*x57)/k111,
  diff(x31, t) = (-1)*k111*(k32*x31*x74/k2 - k33*x32)/k111,
  diff(x32, t) = (1*k111*(k32*x31*x74/k2 - k33*x32) + 1*k111*k86*x63)/k111,
  diff(x33, t) = (-1)*k111*(k34*x33*x74/k2 - k35*x34)/k111,
  diff(x34, t) = (1*k111*(k34*x33*x74/k2 - k35*x34) + (-1)*k111*(k102*x70*x34 - k103*x71))/k111,
  diff(x35, t) = ((-1)*k111*(k36*x35*x12 - k37*x36) + (-1)*k111*(k38*x35*x10 - k39*x37))/k111,
  diff(x36, t) = (1*k111*(k36*x35*x12 - k37*x36) + (-1)*k111*(k40*x36*x18 - k41*x38) + 1*k111*k42*x38 + (-1)*k111*(k43*x36*x22 - k44*x40) + 1*k111*k46*x41 + 1*k111*k49*x42 + (-1)*k111*(k89*x61*x36 - k90*x62))/k111,
  diff(x37, t) = (1*k111*(k38*x35*x10 - k39*x37) + (-1)*k111*(k47*x37*x24 - k48*x42))/k111,
  diff(x38, t) = (1*k111*(k40*x36*x18 - k41*x38) + (-1)*k111*k42*x38)/k111,
  diff(x39, t) = 0/k111,
  diff(x40, t) = (1*k111*(k43*x36*x22 - k44*x40) + (-1)*k111*k45*x40)/k111,
  diff(x41, t) = (1*k111*k45*x40 + (-1)*k111*k46*x41)/k111,
  diff(x42, t) = (1*k111*(k47*x37*x24 - k48*x42) + (-1)*k111*k49*x42)/k111,
  diff(x43, t) = (1*k111*(k50*x20*x16 - k51*x43) + (-1)*k111*(k54*x43*x22 - k55*x45) + 1*k111*k56*x45)/k111,
  diff(x44, t) = (1*k111*(k52*x24*x8 - k53*x44) + (-1)*k111*(k69*x44*x2 - k70*x51) + (-1)*k111*(k71*x44*x4 - k72*x52) + 1*k111*k74*x52)/k111,
  diff(x45, t) = (1*k111*(k54*x43*x22 - k55*x45) + (-1)*k111*k56*x45)/k111,
  diff(x46, t) = (1*k111*(k57*x6*x24 - k58*x46) + (-1)*k111*k59*x46)/k111,
  diff(x47, t) = (1*(k60*x14*x24 - k61*x47) + (-1)*k111*k62*x47)/k111,
  diff(x48, t) = ((-1)*k111*(k63*x6*x48 - k64*x49) + 1*k111*k65*x49 + (-1)*k111*(k66*x14*x48 - k67*x50) + 1*k111*k68*x50 + 1*k111*k74*x52 + (-1)*k111*(k78*x53*x48 - k79*x54) + 1*k111*k80*x54 + (-1)*k111*k93*x48*x59 + (-1)*k111*(k100*x48*x69 - k101*x70))/k111,
  diff(x49, t) = (1*k111*(k63*x6*x48 - k64*x49) + (-1)*k111*k65*x49)/k111,
  diff(x50, t) = (1*k111*(k66*x14*x48 - k67*x50) + (-1)*k111*k68*x50)/k111,
  diff(x51, t) = (1*k111*(k69*x44*x2 - k70*x51) + (-1)*k111*k73*x51)/k111,
  diff(x52, t) = (1*k111*(k71*x44*x4 - k72*x52) + 1*k111*k73*x51 + (-1)*k111*k74*x52)/k111,
  diff(x53, t) = (-1)*k111*(k78*x53*x48 - k79*x54)/k111,
  diff(x54, t) = (1*k111*(k78*x53*x48 - k79*x54) + (-1)*k111*k80*x54)/k111,
  diff(x55, t) = (1*k111*k80*x54 + (-1)*k111*(k108*x55*x18 - k109*x73) + 1*k111*k110*x73)/k111,
  diff(x56, t) = ((-1)*k111*(k81*x56*x16 - k82*x57) + 1*k111*k83*x57 + (-1)*k111*(k84*x56*x8 - k85*x63) + 1*k111*k86*x63 + 1*k111*(k106*x26*x28 - k107*x56))/k111,
  diff(x57, t) = (1*k111*(k81*x56*x16 - k82*x57) + (-1)*k111*k83*x57)/k111,
  diff(x58, t) = (-1)*k111*(k87*x58*x23 - k88*x61)/k111,
  diff(x59, t) = ((-1)*k111*k91*x19*x59 + (-1)*k111*k92*x23*x59 + (-1)*k111*k93*x48*x59 + (-1)*k111*k105*x3*x59)/k111,
  diff(x60, t) = 1*k111*k93*x48*x59/k111,
  diff(x61, t) = (1*k111*(k87*x58*x23 - k88*x61) + (-1)*k111*(k89*x61*x36 - k90*x62))/k111,
  diff(x62, t) = 1*k111*(k89*x61*x36 - k90*x62)/k111,
  diff(x63, t) = (1*k111*(k84*x56*x8 - k85*x63) + (-1)*k111*k86*x63)/k111,
  diff(x64, t) = 1*k111*k91*x19*x59/k111,
  diff(x65, t) = 1*k111*k92*x23*x59/k111,
  diff(x66, t) = (1*k111*(k75*x10*x24 - k76*x66) + (-1)*k111*k77*x66)/k111,
  diff(x67, t) = (1*k111*(k94*x6*x4 - k95*x67) + (-1)*k111*k96*x67)/k111,
  diff(x68, t) = (1*k111*(k97*x14*x4 - k98*x68) + (-1)*k111*k99*x68)/k111,
  diff(x69, t) = (-1)*k111*(k100*x48*x69 - k101*x70)/k111,
  diff(x70, t) = (1*k111*(k100*x48*x69 - k101*x70) + (-1)*k111*(k102*x70*x34 - k103*x71) + 1*k111*k104*x71)/k111,
  diff(x71, t) = (1*k111*(k102*x70*x34 - k103*x71) + (-1)*k111*k104*x71)/k111,
  diff(x72, t) = 1*k111*k105*x3*x59/k111,
  diff(x73, t) = (1*k111*(k108*x55*x18 - k109*x73) + (-1)*k111*k110*x73)/k111,
  diff(x74, t) = ((-100)*k111*(k1*x1*x74/k2 - k3*x2) + (-100)*k111*(k4*x3*x74/k2 - k5*x4) + (-100)*k111*(k6*x5*x74/k2 - k7*x6) + (-100)*k111*(k8*x7*x74/k2 - k9*x8) + (-100)*k111*(k10*x9*x74/k2 - k11*x10) + (-100)*k111*(k12*x11*x74/k2 - k13*x12) + (-100)*k111*(k14*x13*x74/k2 - k15*x14) + (-100)*k111*(k16*x15*x74/k2 - k17*x16) + (-100)*k111*(k18*x17*x74/k2 - k19*x18) + (-100)*k111*(k20*x19*x74/k2 - k21*x20) + (-100)*k111*(k22*x21*x74/k2 - k23*x22) + (-100)*(k24*x23*x74/k2 - k25*x24) + (-100)*k111*(k26*x25*x74/k2 - k27*x26) + (-100)*k111*(k28*x27*x74/k2 - k29*x28) + (-100)*k111*(k30*x29*x74/k2 - k31*x30) + (-100)*k111*(k32*x31*x74/k2 - k33*x32) + (-100)*k111*(k34*x33*x74/k2 - k35*x34))/k111 }