Mul Pow -1.01010866590799 x7 tanh Pow Add -2 Mul Mul -2 Add x0 6 x1 x0 
Mul Pow -1.01010866590799 x7 Mul Pow sech Pow Add -2 Mul Mul -2 Add x0 6 x1 x0 2 Mul Pow Add -2 Mul Mul -2 Add x0 6 x1 Add x0 -1 Add Mul x0 Mul x1 -2 Mul Add -2 Mul Mul -2 Add x0 6 x1 log Add -2 Mul Mul -2 Add x0 6 x1 