Mul x0 Mul x0 tanh Mul Add x5 Pow Add 6 sec atan x7 3 x0 
Add Mul x0 tanh Mul Add x5 Pow Add 6 sec atan x7 3 x0 Mul x0 Add tanh Mul Add x5 Pow Add 6 sec atan x7 3 x0 Mul x0 Mul Pow sech Mul Add x5 Pow Add 6 sec atan x7 3 x0 2 Add x5 Pow Add 6 sec atan x7 3 