You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(E)-2-[[(31Z,34Z)-dotetraconta-31,34-dienoyl]amino]-3-hydroxytricos-4-enyl] 2-(trimethylazaniumyl)ethyl phosphate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C70H137N2O6P
assistant