You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[2-[(10Z,13Z,16Z,19Z)-docosa-10,13,16,19-tetraenoyl]oxy-3-[(7Z,10Z,13Z)-hexadeca-7,10,13-trienoyl]oxypropyl] (22Z,25Z,28Z,31Z)-tetratriaconta-22,25,28,31-tetraenoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C75H124O6
assistant