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What is the molecular formula of the compound with this IUPAC name (2S,8R,9S,10R,13S,14S)-2-hydroxy-10,13-dimethyl-2,3,4,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-7,17-dione ?
user
C19H26O3
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