You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(2S)-2-[(5Z,8Z,11Z,14Z)-icosa-5,8,11,14-tetraenoyl]oxy-3-[(Z)-tetradec-9-enoyl]oxypropyl] (5Z,8Z,11Z)-icosa-5,8,11-trienoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C57H94O6
assistant