Add Add x0 asech Pow x0 Mul -2 Add sec x0 sech x6 1 
Add 1 Mul Mul Pow x0 Add Mul -2 Add sec x0 sech x6 -1 Add Mul -2 Add sec x0 sech x6 Mul Mul x0 log x0 Mul -2 Mul tan x0 sec x0 Pow Mul Mul Pow x0 Mul -2 Add sec x0 sech x6 Pow x0 Mul -2 Add sec x0 sech x6 sqrt Add 1 Mul -1 Pow Mul Pow x0 Mul -2 Add sec x0 sech x6 Pow x0 Mul -2 Add sec x0 sech x6 -1 -1 