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 [3-[[3-[[2-hexadecanoyloxy-3-[(9Z,12Z,15Z)-octadeca-9,12,15-trienoyl]oxypropoxy]-hydroxyphosphoryl]oxy-2-hydroxypropoxy]-hydroxyphosphoryl]oxy-2-hydroxypropyl] (23Z,26Z,29Z,32Z)-octatriaconta-23,26,29,32-tetraenoate .
user
C81H146O16P2
assistant