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Name the molecular formula for the molecule established as [(13S)-3,3-dimethoxy-13-methyl-2,4,6,7,8,9,11,12,14,15-decahydro-1H-cyclopenta[a]phenanthren-17-yl]oxy-trimethylsilane using the IUPAC nomenclature.
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C23H38O3Si
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