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Under IUPAC nomenclature, a molecule named [(8S,9S,13S,14S,17S)-13-methyl-3-[3-[(2R)-2-methylpyrrolidin-1-yl]propoxy]-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl]-pyrrolidin-1-ylmethanone is given. What is its corresponding molecular formula?
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C31H46N2O2
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