Pow sech x0 Pow Add x2 sinh x0 cot x6 
Mul Pow sech x0 Add Pow Add x2 sinh x0 cot x6 -1 Add Mul Pow Add x2 sinh x0 cot x6 Mul tanh x0 Mul -1 sech x0 Mul Mul sech x0 log sech x0 Mul Pow Add x2 sinh x0 Add cot x6 -1 Mul cot x6 cosh x0 