Mul csc Add x0 csch Add x0 -2 csch coth x0 
Add Mul csch coth x0 Mul Mul Mul -1 cot Add x0 csch Add x0 -2 csc Add x0 csch Add x0 -2 Add 1 Mul Mul -1 coth Add x0 -2 csch Add x0 -2 Mul csc Add x0 csch Add x0 -2 Mul Mul Mul -1 coth coth x0 csch coth x0 Mul -1 Pow csch x0 2 