Mul sech Add log tan Add x0 -2 0.750954227601746 5 
Mul 5 Mul Mul tanh Add log tan Add x0 -2 0.750954227601746 Mul -1 sech Add log tan Add x0 -2 0.750954227601746 Mul Pow sec Add x0 -2 2 Pow tan Add x0 -2 -1 