You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[2-[(11Z,14Z)-henicosa-11,14-dienoyl]oxy-3-icosanoyloxypropyl] (18Z,21Z,24Z)-dotriaconta-18,21,24-trienoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C76H138O6
assistant