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What is the molecular formula of the molecule [2-[(6S,8S,9S,10R,11S,13S,14S,17R)-17-acetyloxy-11-hydroxy-6,10,13-trimethyl-3-oxo-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-17-yl]-2-oxoethyl] propanoate ?
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C27H38O7
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