You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(1S,2R,3aR,5S,9S,10R,11R,12S)-3a,9,10,11-tetraacetyloxy-12-hydroxy-2,5,8,8,12-pentamethyl-4-oxo-2,3,5,9,10,11-hexahydro-1H-cyclopenta[12]annulen-1-yl] benzoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C35H44O12
assistant