Add Pow x0 tanh Add 4 Pow x0 sec Mul x1 pi 0.690076070875319 
Mul Pow x0 Add tanh Add 4 Pow x0 sec Mul x1 pi -1 Add tanh Add 4 Pow x0 sec Mul x1 pi Mul Mul x0 log x0 Mul Pow sech Add 4 Pow x0 sec Mul x1 pi 2 Mul Pow x0 Add sec Mul x1 pi -1 sec Mul x1 pi 