methyl N-[N′-[3β-O-(3′,3′-dimethylsuccinyl)betulinic acid-28-oyl]-9-aminononanoyl]-L-isoleucinate

3-O-acetylbetulinic (1,3-diamino 2-propyl)ester

2,2-dimethyl-5-oxo-5-(((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-5a,5b,8,8,11a-pentamethyl-3a-((S)-2-(5-phenyl-1H-imidazol-2-yl)pyrrolidine-1-carbonyl)-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl)oxy)pentanoic acid

1-benzyl 3-((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-5a,5b,8,8,11a-pentamethyl-3a-((S)-2-(5-phenyl-1H-imidazol-2-yl)pyrrolidine-1-carbonyl)-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl) (1S,3R)-2,2-dimethylcyclobutane-1,3-dicarboxylate