Add sec Add Mul Pow 5 Pow x6 x0 x5 -4 1.41421356237310 
Mul Mul tan Add Mul Pow 5 Pow x6 x0 x5 -4 sec Add Mul Pow 5 Pow x6 x0 x5 -4 Mul x5 Mul Pow 5 Add Pow x6 x0 -1 Mul 6.60943791243410 Mul Pow x6 Add x0 -1 Mul x6 log x6 