Mul Pow tan Mul Pow x0 -0.957659480323385 exp x6 atan x0 Add E -4 
Mul Add E -4 Mul Pow tan Mul Pow x0 -0.957659480323385 exp x6 Add atan x0 -1 Add Mul atan x0 Mul Pow sec Mul Pow x0 -0.957659480323385 exp x6 2 Mul exp x6 Mul Pow x0 -1.95765948032338 -0.957659480323385 Mul Mul tan Mul Pow x0 -0.957659480323385 exp x6 log tan Mul Pow x0 -0.957659480323385 exp x6 Pow Add 1 Mul x0 x0 -1 