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system
What is the molecular formula of the molecule (8S,9S,13S,14S,17E)-2-methoxy-9,13-dimethyl-17-[(3-nitrophenyl)methoxyimino]-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-3-ol ?
user
C27H32N2O5
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