You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [(2S)-2-[(4Z,7Z,10Z,13Z,16Z,19Z)-docosa-4,7,10,13,16,19-hexaenoyl]oxy-3-[(11Z,14Z)-icosa-11,14-dienoyl]oxypropyl] (Z)-tetracos-15-enoate into molecular formula.
user
C69H116O6
assistant