Add Add E pi Pow Add x1 x5 Mul Mul Mul x0 sech x5 -4.07952691096688 x4 
Mul Pow Add x1 x5 Add Mul Mul Mul x0 sech x5 -4.07952691096688 x4 -1 Mul Mul Add x1 x5 log Add x1 x5 Mul x4 Mul -4.07952691096688 sech x5 