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13-methyl-2,4-dinitro-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthrene-3,17-diol
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(8S,9S,13S,14S,17S)-13-methyl-4-nitro-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthrene-3,17-diol
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(8S,9S,13S,14S,17S)-13-methyl-2-nitro-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthrene-3,17-diol
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