You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [(3S,4E,6S,7R,10R)-2-[(2E,4E)-7-(cyanomethylamino)-6-hydroxy-7-[(2R,3R)-3-[(2R,3S)-3-methoxypentan-2-yl]oxiran-2-yl]-6-methylhepta-2,4-dien-2-yl]-7,10-dihydroxy-3,7-dimethyl-12-oxo-1-oxacyclododec-4-en-6-yl] acetate by IUPAC nomenclature, provide its molecular formula.
user
C33H52N2O9
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