You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance [2-[(5Z,8Z,11Z,14Z,17Z)-icosa-5,8,11,14,17-pentaenoyl]oxy-3-[(Z)-icos-11-enoyl]oxypropyl] (11Z,14Z,17Z,20Z,23Z)-hexacosa-11,14,17,20,23-pentaenoate .
user
C69H112O6
assistant