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 [(2R)-3-icosa-5,8,11,14-tetraenoxy-2-octadeca-9,12-dienoyloxypropyl] docosa-4,7,10,13,16,19-hexaenoate .
user
C63H100O5
assistant