Add tanh x3 Pow Add sec x0 x0 Pow x4 Mul sinh Add x3 -4 x0 
Mul Pow Add sec x0 x0 Add Pow x4 Mul sinh Add x3 -4 x0 -1 Add Mul Pow x4 Mul sinh Add x3 -4 x0 Add Mul tan x0 sec x0 1 Mul Mul Add sec x0 x0 log Add sec x0 x0 Mul Pow x4 Add Mul sinh Add x3 -4 x0 -1 Mul Mul x4 log x4 sinh Add x3 -4 