Synonyms: 174740-46-6;Betulinic acid NH-HepCONHBuCOOH deriv.;AC1LA832;N'-(N-(3beta-Hydroxylup-20(29)-en-28-oyl)-8-aminooctanoyl)-5-aminopentanoic acid;N'-[N-[3.beta.-Hydroxylup-20(29)-en-28-oyl]-8-aminooctanoyl]-5-aminopentanoic acid;5-[8-[[(1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-hydroxy-5a,5b,8,8,11a-pentamethyl-1-prop-1-en-2-yl-1,2,3,4,5,6,7,7a,9,10,11,11b,12,13,13a,13b-hexadecahydrocyclopenta[a]chrysene-3a-carbonyl]amino]octanoylamino]pentanoic acid;Pentanoic acid, 5-((8-(((3beta)-3-hydroxy-28-oxolup-20(29)-en-28-yl)amino)-1-oxooctyl)amino)-;Pentanoic acid, 5-[[8-[[(3.beta.)-3-hydroxy-28-oxolup-20(29)-en-28-yl]amino]-1-oxooctyl]amino]-