exp Add Mul x0 Add Add -1 acot Mul Add x7 Mul exp x6 sech x0 -0.250000000000000 x4 1 
Mul exp Add Mul x0 Add Add -1 acot Mul Add x7 Mul exp x6 sech x0 -0.250000000000000 x4 1 Add Add Add -1 acot Mul Add x7 Mul exp x6 sech x0 -0.250000000000000 x4 Mul x0 Mul -1 Mul Mul -0.250000000000000 Mul exp x6 Mul tanh x0 Mul -1 sech x0 Pow Add 1 Mul Mul Add x7 Mul exp x6 sech x0 -0.250000000000000 Mul Add x7 Mul exp x6 sech x0 -0.250000000000000 -1 