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 (4aR,6aR,6bS,8aR,11R,12S,12aR,14R,14aR,14bS)-14-hydroxy-4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,4a,5,6,7,8,9,10,11,12,12a,14,14a-tetradecahydropicen-3-one .
user
C30H48O2
assistant