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 [(E,2R)-8-[(1R,4aS,8aR)-5,5,8a-trimethyl-2-methylidene-3,4,4a,6,7,8-hexahydro-1H-naphthalen-1-yl]-6-methyloct-5-en-2-yl] N-phenylcarbamate .
user
C30H45NO2
assistant