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 [(1R,2R,5S,6S,9R,11S,12S,13S,14R,17R,18R,20S,21R)-18,20-diacetyloxy-6-(furan-3-yl)-1,5,12,17-tetramethyl-8-oxo-7,10,15-trioxahexacyclo[12.6.1.02,12.05,11.09,11.017,21]henicosan-13-yl] 2-methylbutanoate .
user
C35H46O11
assistant