Pow x7 Mul cos Add Add x0 Mul x0 x2 Add x1 coth x1 3 
Mul Pow x7 Add Mul cos Add Add x0 Mul x0 x2 Add x1 coth x1 3 -1 Mul Mul x7 log x7 Mul 3 Mul Mul -1 sin Add Add x0 Mul x0 x2 Add x1 coth x1 Add 1 x2 