Add Add Add x4 -2 tan Mul x4 Mul x0 x6 Pow Add x3 x0 log cos x0 
Add Mul Pow sec Mul x4 Mul x0 x6 2 Mul x4 x6 Mul Pow Add x3 x0 Add log cos x0 -1 Add log cos x0 Mul Mul Add x3 x0 log Add x3 x0 Mul Mul -1 sin x0 Pow cos x0 -1 