You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named [(3S,8S,9S,10S,13R,14S,17R)-17-[(2R,5R)-5,6-dimethylhept-3-en-2-yl]-10,13-dimethyl-11-oxo-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-yl] acetate is given. What is its corresponding molecular formula?
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C30H48O3
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