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-[[(2R)-3-[(9E,12E)-heptadeca-9,12-dienoyl]oxy-2-[(E)-tetradec-9-enoyl]oxypropoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium .
user
C39H73NO8P+
assistant