[ Eq(Derivative(x1, t), ((-1)*k5*k9*x1*k24 + 1*k5*k17*x8*x10)/k5),
  Eq(Derivative(x2, t), (2*k5*k9*x1*k24 + (-1)*k5*k10*x2*x10)/k5),
  Eq(Derivative(x3, t), (1*k5*k10*x2*x10 + (-2)*k5*(k11*x3**2 - k12*x4*x14) + (-1)*k5*k14*x6*x3 + (-1)*k5*k16*x5*x3 + (-1)*k21*x3*x19)/k5),
  Eq(Derivative(x4, t), (1*k5*(k11*x3**2 - k12*x4*x14) + (-1)*k5*k13*x4 + (-1)*k5*k19*x10*x4 + 1*k5*k20*x9*x14)/k5),
  Eq(Derivative(x5, t), (1*k5*k13*x4 + 1*k5*k15*x7 + (-1)*k5*k16*x5*x3)/k5),
  Eq(Derivative(x6, t), (1*k5*k13*x4 + (-1)*k5*k14*x6*x3)/k5),
  Eq(Derivative(x7, t), (1*k5*k14*x6*x3 + (-1)*k5*k15*x7)/k5),
  Eq(Derivative(x8, t), (1*k5*k15*x7 + 1*k5*k16*x5*x3 + (-1)*k5*k17*x8*x10)/k5),
  Eq(Derivative(x9, t), (1*k5*k19*x10*x4 + (-1)*k5*k20*x9*x14)/k5),
  Eq(Derivative(x10, t), ((-1)*k5*k10*x2*x10 + (-1)*k5*k17*x8*x10 + 1*k5*k18*x11*x14 + (-1)*k5*k19*x10*x4)/k5),
  Eq(Derivative(x11, t), (1*k5*k10*x2*x10 + 1*k5*k17*x8*x10 + (-1)*k5*k18*x11*x14 + 1*k5*k19*x10*x4)/k5),
  Eq(Derivative(x12, t), ((-1)*129/5000*x17*x12 + 1*k23*x13*x19)/k5),
  Eq(Derivative(x13, t), (1*129/5000*x17*x12 + (-1)*k23*x13*x19)/k5),
  Eq(Derivative(x14, t), (1*k5*k10*x2*x10 + 1*k5*(k11*x3**2 - k12*x4*x14) + 1*k5*k14*x6*x3 + (-1)*k5*k18*x11*x14 + 2*k5*k19*x10*x4 + (-1)*k5*k20*x9*x14 + 1*k21*x3*x19)/k5),
  Eq(Derivative(x15, t), 0),
  Eq(Derivative(x16, t), (1*k21*x3*x19 + (-2)*k6*k22*x16**2)/k6),
  Eq(Derivative(x17, t), (1*k6*k22*x16**2 + (-2)*129/5000*x17*x12)/k6),
  Eq(Derivative(x18, t), (1*129/5000*x17*x12 + (-1)*k1*x18 + (-1)*(k2*x18 - k2*x20) + (-1)*(k3*x18 - k3*k25))/k6),
  Eq(Derivative(x19, t), ((-1)*k21*x3*x19 + 1*k6*k22*x16**2 + 3*129/5000*x17*x12 + (-1)*k23*x13*x19)/k6),
  Eq(Derivative(x20, t), 1*(k2*x18 - k2*x20)/k7),
  Eq(Derivative(x21, t), 0),
  Eq(Derivative(x22, t), 0) ]