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4-(((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a-((9-((S)-2-(methoxycarbonyl)pyrrolidin-1-yl)-9-oxononyl)carbamoyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl)oxy)-2,2-dimethyl-4-oxobutanoic acid
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(1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a-((7-((S)-5-amino-2-((tert-butoxycarbonyl)amino)-5-oxopentanamido)heptyl)carbamoyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl acetate
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4-(((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a-((9-(((S)-1-methoxy-1-oxo-3-phenylpropan-2-yl)amino)-9-oxononyl)carbamoyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl)oxy)-2,2-dimethyl-4-oxobutanoic acid
