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 (1R,2R,9S,12S,13S,15R)-15-[(E)-hex-4-enoyl]-9-(hydroxymethyl)-12-[(E)-oct-6-enyl]-5,16,17-trioxapentacyclo[7.7.2.01,10.02,13.03,7]octadeca-3(7),10-diene-4,6,18-trione .
user
C30H36O8
assistant