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system
Translate the chemical IUPAC name [(8R,9R,10S,13S,14S)-16-bromo-3-hydroxy-10,13-dimethyl-4,5,8,9,11,12,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl] acetate into its molecular formula.
user
C21H29BrO3
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