exp tanh sinh Add log Mul x0 Add x4 csc Mul csch x5 asec pi x0 
Mul exp tanh sinh Add log Mul x0 Add x4 csc Mul csch x5 asec pi x0 Mul Pow sech sinh Add log Mul x0 Add x4 csc Mul csch x5 asec pi x0 2 Mul cosh Add log Mul x0 Add x4 csc Mul csch x5 asec pi x0 Add Mul Add x4 csc Mul csch x5 asec pi Pow Mul x0 Add x4 csc Mul csch x5 asec pi -1 1 