log Add x0 Add Add Mul atan acoth atan x5 x0 Mul x5 x0 atan csc x0 
Mul Add 1 Add Add atan acoth atan x5 x5 Mul Mul Mul -1 cot x0 csc x0 Pow Add 1 Mul csc x0 csc x0 -1 Pow Add x0 Add Add Mul atan acoth atan x5 x0 Mul x5 x0 atan csc x0 -1 