You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule [2-[(9Z,12Z,15Z,18Z,21Z)-tetracosa-9,12,15,18,21-pentaenoyl]oxy-3-[(Z)-tetradec-9-enoyl]oxypropyl] (5Z,8Z,11Z,14Z,17Z,20Z,23Z)-hexacosa-5,8,11,14,17,20,23-heptaenoate .
user
C67H104O6
assistant