You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule [2-[(17Z,20Z,23Z,26Z,29Z,32Z,35Z)-octatriaconta-17,20,23,26,29,32,35-heptaenoyl]oxy-3-pentatriacontanoyloxypropyl] 2-(trimethylazaniumyl)ethyl phosphate .
user
C81H148NO8P
assistant