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What is the molecular formula of the molecule identified by [(3S,10S,12S,13S)-12-fluoro-10,13-dimethyl-17-oxo-1,2,3,4,5,6,7,8,9,11,12,14,15,16-tetradecahydrocyclopenta[a]phenanthren-3-yl] acetate ?
user
C21H31FO3
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