Add Add sec Mul -1 Add acsc x1 tanh x0 x0 sech Add x2 Add coth x0 -4 
Add Add Mul Mul tan Mul -1 Add acsc x1 tanh x0 sec Mul -1 Add acsc x1 tanh x0 Mul -1 Pow sech x0 2 1 Mul Mul tanh Add x2 Add coth x0 -4 Mul -1 sech Add x2 Add coth x0 -4 Mul -1 Pow csch x0 2 