You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(2S)-2-[(4Z,7Z,10Z,13Z,16Z,19Z)-docosa-4,7,10,13,16,19-hexaenoyl]oxy-3-[(Z)-hexadec-9-enoyl]oxypropyl] (4Z,7Z,10Z,13Z,16Z,19Z)-docosa-4,7,10,13,16,19-hexaenoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C63H96O6
assistant