[ Eq(Derivative(x1, t), ((-1)*k27/k25*x1*x2 + 1*k27*x3 + (-1)*k26/k24*x1*x9 + 1*k26*x10 + (-1)*k27/k25*x1*x13 + 1*k27*x14 + (-1)*k26/k24*x1*x15 + 1*k26*x16 + (-1)*k26/k24*x1*x18 + 1*k26*x20 + (-1)*k27/k25*x1*x18 + 1*k27*x19 + (-1)*k27/k25*x1*x24 + 1*k27*x25 + (-1)*k26/k24*x1*x26 + 1*k26*x27 + (-1)*k26/k24*x1*x29 + 1*k26*x31 + (-1)*k27/k25*x1*x29 + 1*k27*x30)/k33),
  Eq(Derivative(x2, t), ((-1)*k27/k25*x1*x2 + 1*k27*x3 + (-1)*k27/k25*x2*x10 + 1*k27*x11 + (-1)*k26/k24*x2*x12 + 1*k26*x13 + (-1)*k26/k24*x2*x15 + 1*k26*x18 + (-1)*k27/k25*x2*x16 + 1*k27*x17 + (-1)*k26/k24*x2*x16 + 1*k26*x20 + (-1)*k26/k24*x2*x17 + 1*k26*x22 + (-1)*k27/k25*x2*x20 + 1*k27*x22 + (-1)*2*k26/k24*x2*x23 + 1*k26*x24 + (-1)*2*k26/k24*x2*x26 + 1*k26*x29 + (-1)*k27/k25*x2*x27 + 1*k27*x28 + (-1)*2*k26/k24*x2*x27 + 1*k26*x31 + (-1)*2*k26/k24*x2*x28 + 1*k26*x33 + (-1)*k27/k25*x2*x31 + 1*k27*x33)/k33),
  Eq(Derivative(x3, t), (1*k27/k25*x1*x2 + (-1)*k27*x3 + (-1)*k26/k24*x3*x9 + 1*k26*x11 + (-1)*k26/k24*x3*x12 + 1*k26*x14 + (-1)*k26/k24*x3*x15 + 1*k26*x17 + (-1)*k26/k24*x3*x15 + 1*k26*x19 + (-1)*k26/k24*x3*x18 + 1*k26*x22 + (-1)*2*k26/k24*x3*x23 + 1*k26*x25 + (-1)*k26/k24*x3*x26 + 1*k26*x28 + (-1)*2*k26/k24*x3*x26 + 1*k26*x30 + (-1)*k26/k24*x3*x29 + 1*k26*x33)/k33),
  Eq(Derivative(x8, t), (1*k20*x9 + 1*k20*x12 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x8 + (-1)*2*k21*k16**k22/(k16**k22 + k23**k22)*x8)/k33),
  Eq(Derivative(x9, t), ((-1)*k20*x9 + 1*k20*x15 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x8 + (-1)*2*k21*k16**k22/(k16**k22 + k23**k22)*x9 + (-1)*k26/k24*x1*x9 + 1*k26*x10 + (-1)*k26/k24*x3*x9 + 1*k26*x11)/k33),
  Eq(Derivative(x10, t), (1*k20*x16 + (-1)*2*k21*k16**k22/(k16**k22 + k23**k22)*x10 + 1*k26/k24*x1*x9 + (-1)*k26*x10 + (-1)*k27/k25*x2*x10 + 1*k27*x11)/k33),
  Eq(Derivative(x11, t), (1*k20*x17 + (-1)*2*k21*k16**k22/(k16**k22 + k23**k22)*x11 + 1*k26/k24*x3*x9 + (-1)*k26*x11 + 1*k27/k25*x2*x10 + (-1)*k27*x11)/k33),
  Eq(Derivative(x12, t), ((-1)*k20*x12 + 1*k20*x15 + 1*2*k20*x23 + 1*2*k21*k16**k22/(k16**k22 + k23**k22)*x8 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x12 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x12 + (-1)*k26/k24*x2*x12 + 1*k26*x13 + (-1)*k26/k24*x3*x12 + 1*k26*x14)/k33),
  Eq(Derivative(x13, t), (1*k20*x18 + 1*k20*x24 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x13 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x13 + 1*k26/k24*x2*x12 + (-1)*k26*x13 + (-1)*k27/k25*x1*x13 + 1*k27*x14)/k33),
  Eq(Derivative(x14, t), (1*k20*x19 + 1*k20*x25 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x14 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x14 + 1*k26/k24*x3*x12 + (-1)*k26*x14 + 1*k27/k25*x1*x13 + (-1)*k27*x14)/k33),
  Eq(Derivative(x15, t), ((-1)*k20*x15 + (-1)*k20*x15 + 1*2*k20*x26 + 1*2*k21*k16**k22/(k16**k22 + k23**k22)*x9 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x12 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x15 + (-1)*k26/k24*x1*x15 + 1*k26*x16 + (-1)*k26/k24*x3*x15 + 1*k26*x17 + (-1)*k26/k24*x2*x15 + 1*k26*x18 + (-1)*k26/k24*x3*x15 + 1*k26*x19)/k33),
  Eq(Derivative(x16, t), ((-1)*k20*x16 + 1*2*k20*x27 + 1*2*k21*k16**k22/(k16**k22 + k23**k22)*x10 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x16 + 1*k26/k24*x1*x15 + (-1)*k26*x16 + (-1)*k27/k25*x2*x16 + 1*k27*x17 + (-1)*k26/k24*x2*x16 + 1*k26*x20)/k33),
  Eq(Derivative(x17, t), ((-1)*k20*x17 + 1*2*k20*x28 + 1*2*k21*k16**k22/(k16**k22 + k23**k22)*x11 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x17 + 1*k26/k24*x3*x15 + (-1)*k26*x17 + 1*k27/k25*x2*x16 + (-1)*k27*x17 + (-1)*k26/k24*x2*x17 + 1*k26*x22 + (-1)*k26/(k24/k30)*x17 + 1*k26*x21)/k33),
  Eq(Derivative(x18, t), ((-1)*k20*x18 + 1*k20*x29 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x13 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x18 + 1*k26/k24*x2*x15 + (-1)*k26*x18 + (-1)*k26/k24*x1*x18 + 1*k26*x20 + (-1)*k26/k24*x3*x18 + 1*k26*x22 + (-1)*k27/k25*x1*x18 + 1*k27*x19)/k33),
  Eq(Derivative(x19, t), ((-1)*k20*x19 + 1*k20*x30 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x14 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x19 + 1*k26/k24*x3*x15 + (-1)*k26*x19 + 1*k27/k25*x1*x18 + (-1)*k27*x19 + (-1)*k26/(k24/k30)*x19 + 1*k26*x21)/k33),
  Eq(Derivative(x20, t), (1*k20*x31 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x20 + 1*k26/k24*x2*x16 + (-1)*k26*x20 + 1*k26/k24*x1*x18 + (-1)*k26*x20 + (-1)*k27/(k25/k30)*x20 + 1*k27*x21 + (-1)*k27/k25*x2*x20 + 1*k27*x22)/k33),
  Eq(Derivative(x21, t), (1*k20*x32 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x21 + 1*k26/(k24/k30)*x17 + (-1)*k26*x21 + 1*k26/(k24/k30)*x19 + (-1)*k26*x21 + 1*k27/(k25/k30)*x20 + (-1)*k27*x21)/k33),
  Eq(Derivative(x22, t), (1*k20*x33 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x22 + 1*k26/k24*x2*x17 + (-1)*k26*x22 + 1*k26/k24*x3*x18 + (-1)*k26*x22 + 1*k27/k25*x2*x20 + (-1)*k27*x22)/k33),
  Eq(Derivative(x23, t), ((-1)*2*k20*x23 + 1*k20*x26 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x12 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x23 + (-1)*2*k26/k24*x2*x23 + 1*k26*x24 + (-1)*2*k26/k24*x3*x23 + 1*k26*x25)/k33),
  Eq(Derivative(x24, t), ((-1)*k20*x24 + 1*k20*x29 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x13 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x24 + 1*2*k26/k24*x2*x23 + (-1)*k26*x24 + (-1)*k27/k25*x1*x24 + 1*k27*x25)/k33),
  Eq(Derivative(x25, t), ((-1)*k20*x25 + 1*k20*x30 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x14 + (-1)*k21*k16**k22/(k16**k22 + k23**k22)*x25 + 1*2*k26/k24*x3*x23 + (-1)*k26*x25 + 1*k27/k25*x1*x24 + (-1)*k27*x25)/k33),
  Eq(Derivative(x26, t), ((-1)*k20*x26 + (-1)*2*k20*x26 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x15 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x23 + (-1)*k26/k24*x1*x26 + 1*k26*x27 + (-1)*k26/k24*x3*x26 + 1*k26*x28 + (-1)*2*k26/k24*x2*x26 + 1*k26*x29 + (-1)*2*k26/k24*x3*x26 + 1*k26*x30)/k33),
  Eq(Derivative(x27, t), ((-1)*2*k20*x27 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x16 + 1*k26/k24*x1*x26 + (-1)*k26*x27 + (-1)*k27/k25*x2*x27 + 1*k27*x28 + (-1)*2*k26/k24*x2*x27 + 1*k26*x31)/k33),
  Eq(Derivative(x28, t), ((-1)*2*k20*x28 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x17 + 1*k26/k24*x3*x26 + (-1)*k26*x28 + 1*k27/k25*x2*x27 + (-1)*k27*x28 + (-1)*2*k26/k24*x2*x28 + 1*k26*x33 + (-1)*2*k26/(k24/k30)*x28 + 1*k26*x32)/k33),
  Eq(Derivative(x29, t), ((-1)*k20*x29 + (-1)*k20*x29 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x18 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x24 + 1*2*k26/k24*x2*x26 + (-1)*k26*x29 + (-1)*k26/k24*x1*x29 + 1*k26*x31 + (-1)*k26/k24*x3*x29 + 1*k26*x33 + (-1)*k27/k25*x1*x29 + 1*k27*x30)/k33),
  Eq(Derivative(x30, t), ((-1)*k20*x30 + (-1)*k20*x30 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x19 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x25 + 1*2*k26/k24*x3*x26 + (-1)*k26*x30 + 1*k27/k25*x1*x29 + (-1)*k27*x30 + (-1)*k26/(k24/k30)*x30 + 1*k26*x32)/k33),
  Eq(Derivative(x31, t), ((-1)*k20*x31 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x20 + 1*2*k26/k24*x2*x27 + (-1)*k26*x31 + 1*k26/k24*x1*x29 + (-1)*k26*x31 + (-1)*k27/(k25/k30)*x31 + 1*k27*x32 + (-1)*k27/k25*x2*x31 + 1*k27*x33)/k33),
  Eq(Derivative(x32, t), ((-1)*k20*x32 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x21 + 1*2*k26/(k24/k30)*x28 + (-1)*k26*x32 + 1*k26/(k24/k30)*x30 + (-1)*k26*x32 + 1*k27/(k25/k30)*x31 + (-1)*k27*x32)/k33),
  Eq(Derivative(x33, t), ((-1)*k20*x33 + 1*k21*k16**k22/(k16**k22 + k23**k22)*x22 + 1*2*k26/k24*x2*x28 + (-1)*k26*x33 + 1*k26/k24*x3*x29 + (-1)*k26*x33 + 1*k27/k25*x2*x31 + (-1)*k27*x33)/k33) ]