You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [(3aS,5aR,6R,7R,9aR,9bS)-6-(hydroxymethyl)-6,9a-dimethyl-2-oxo-3a,4,5,5a,7,8,9,9b-octahydro-1H-benzo[e][1]benzofuran-7-yl] N-(3,5-dimethoxyphenyl)carbamate into molecular formula.
user
C24H33NO7
assistant