Add Add -0.457657554360286 Pow sech Mul 0.197395559849881 x0 Add Mul 4 x7 0.523598775598299 pi 
Mul Pow sech Mul 0.197395559849881 x0 Add Add Mul 4 x7 0.523598775598299 -1 Mul Add Mul 4 x7 0.523598775598299 Mul Mul tanh Mul 0.197395559849881 x0 Mul -1 sech Mul 0.197395559849881 x0 0.197395559849881 