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Under IUPAC nomenclature, a molecule named (11S)-11-hydroxy-10,13-dimethyl-17-[2-(2-pyridin-2-ylethylsulfanyl)acetyl]-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one is given. What is its corresponding molecular formula?
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C28H37NO3S
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