Mul Pow Add pi x1 Add -2 exp Mul x6 x0 Mul x0 -2 
Add Mul Mul x0 -2 Mul Pow Add pi x1 Add Add -2 exp Mul x6 x0 -1 Mul Mul Add pi x1 log Add pi x1 Mul exp Mul x6 x0 x6 Mul Pow Add pi x1 Add -2 exp Mul x6 x0 -2 