Pow Add Add Pow sinh x2 x0 sec x3 4 x0 
Mul Pow Add Add Pow sinh x2 x0 sec x3 4 Add x0 -1 Add Mul x0 Mul Pow sinh x2 Add x0 -1 Mul sinh x2 log sinh x2 Mul Add Add Pow sinh x2 x0 sec x3 4 log Add Add Pow sinh x2 x0 sec x3 4 