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What is the molecular formula of the molecule identified by [(9S,14S)-17-[(2R)-1-(1,3-dioxolan-2-yl)propan-2-yl]-10,13-dimethyl-16-oxo-1,2,3,4,7,8,9,11,12,14,15,17-dodecahydrocyclopenta[a]phenanthren-3-yl] acetate ?
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C27H40O5
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