Pow exp Add Mul Pow sec x7 csch Add x0 csch x1 3 cos x0 E 
Mul Pow exp Add Mul Pow sec x7 csch Add x0 csch x1 3 cos x0 Add E -1 Mul E Mul exp Add Mul Pow sec x7 csch Add x0 csch x1 3 cos x0 Add Mul 3 Mul Pow sec x7 Add csch Add x0 csch x1 -1 Mul Mul sec x7 log sec x7 Mul Mul -1 coth Add x0 csch x1 csch Add x0 csch x1 Mul -1 sin x0 