You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2R,4aS,6aR,6aS,9R,10R,14aS,14bR)-N,10-dihydroxy-9-(hydroxymethyl)-2,4a,6a,6a,9,14a-hexamethyl-11-oxo-3,4,5,6,10,13,14,14b-octahydro-1H-picene-2-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C30H43NO5
assistant