Mul sec Mul Add sec x0 Mul x0 atan Pow Pow x0 x5 x5 acos atan x6 Mul x0 tanh x0 
Add Mul Mul x0 tanh x0 Mul Mul tan Mul Add sec x0 Mul x0 atan Pow Pow x0 x5 x5 acos atan x6 sec Mul Add sec x0 Mul x0 atan Pow Pow x0 x5 x5 acos atan x6 Mul acos atan x6 Add Mul tan x0 sec x0 Add atan Pow Pow x0 x5 x5 Mul x0 Mul Mul Pow Pow x0 x5 Add x5 -1 Mul x5 Mul Pow x0 Add x5 -1 x5 Pow Add 1 Mul Pow Pow x0 x5 x5 Pow Pow x0 x5 x5 -1 Mul sec Mul Add sec x0 Mul x0 atan Pow Pow x0 x5 x5 acos atan x6 Add tanh x0 Mul x0 Pow sech x0 2 