Mul csc Add -4 x0 Add Add Add x0 Pow csch sec x0 x0 x0 1 
Add Mul Add Add Add x0 Pow csch sec x0 x0 x0 1 Mul Mul -1 cot Add -4 x0 csc Add -4 x0 Mul csc Add -4 x0 Add Add 1 Mul Pow csch sec x0 Add x0 -1 Add Mul x0 Mul Mul Mul -1 coth sec x0 csch sec x0 Mul tan x0 sec x0 Mul csch sec x0 log csch sec x0 1 