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,2E,4S,5R,6R,10S)-4,6-diacetyloxy-3,11,11-trimethyl-7-methylidene-5-bicyclo[8.1.0]undec-2-enyl] acetate .
user
C21H30O6
assistant