You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (8S,9S,10R,11S,13R,14S,16R)-11-hydroxy-16-(1-hydroxybutoxy)-10,13-dimethyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one into molecular formula.
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C23H34O4
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