You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1,3-bis[[(9Z,12Z)-octadeca-9,12-dienoyl]oxy]propan-2-yl (8Z,11Z,14Z,17Z)-icosa-8,11,14,17-tetraenoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C59H98O6
assistant