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雌三醇
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123-62-6
丙酸酐
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2236-31-9
[(8R,9S,13S,14S,16R,17R)-13-methyl-3,17-di(propanoyloxy)-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-16-yl] propanoate