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 6-[2-dodecanoyloxy-3-[(4Z,7Z,10Z,13Z)-hexadeca-4,7,10,13-tetraenoyl]oxypropoxy]-3,4-dihydroxy-5-[(9Z,12Z)-octadeca-9,12-dienoyl]oxyoxane-2-carboxylic acid .
user
C55H90O12
assistant