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(4aR,4bS,6aS,7S,9aS,9bS,11aR)-N-(tert-butyl)-4a,6a-dimethyl-1-(2-nitrobenzoyl)-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxamide
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(4aR,4bS,6aS,7S,9aS,9bS,11aR)-N-(tert-butyl)-4a,6a-dimethyl-1-(3-nitrobenzoyl)-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxamide
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(4aR,4bS,6aS,7S,9aS,9bS,11aR)-N-(tert-butyl)-4a,6a-dimethyl-1-(4-nitrobenzoyl)-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxamide
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(4aR,4bS,6aS,7S,9aS,9bS,11aR)-N-(tert-butyl)-1-(4-methoxybenzoyl)-4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxamide