Pow sec Add x5 x0 atanh cot x0 
Mul Pow sec Add x5 x0 Add atanh cot x0 -1 Add Mul atanh cot x0 Mul tan Add x5 x0 sec Add x5 x0 Mul Mul sec Add x5 x0 log sec Add x5 x0 Mul Mul -1 Pow csc x0 2 Pow Add 1 Mul -1 Mul cot x0 cot x0 -1 