Add x0 Mul sec Add -1 csch x0 Add x6 log tan x0 
Add 1 Add Mul Add x6 log tan x0 Mul Mul tan Add -1 csch x0 sec Add -1 csch x0 Mul Mul -1 coth x0 csch x0 Mul sec Add -1 csch x0 Mul Pow sec x0 2 Pow tan x0 -1 