Add Mul Pow x0 x2 x0 sec Add Pow acot coth Pow x4 x5 x0 x0 
Add Add Mul x0 Mul Pow x0 Add x2 -1 x2 Pow x0 x2 Mul Mul tan Add Pow acot coth Pow x4 x5 x0 x0 sec Add Pow acot coth Pow x4 x5 x0 x0 Add Mul Pow acot coth Pow x4 x5 Add x0 -1 Mul acot coth Pow x4 x5 log acot coth Pow x4 x5 1 