You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [3-[(3Z,6Z,9Z)-dodeca-3,6,9-trienoyl]oxy-2-[(Z)-hexadec-7-enoyl]oxypropyl] (13Z,16Z,19Z)-docosa-13,16,19-trienoate into molecular formula.
user
C53H88O6
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