Synonyms: 174740-63-7;Betulinic acid NH-HepNHCOPrCOOH deriv.;AC1LA83B;((N-(3beta-Hydroxylup-20(29)-en-28-oyl)-7-aminoheptyl)carbamoyl)butanoic acid;[[N-[3.beta.-Hydroxylup-20(29)-en-28-oyl]-7-aminoheptyl]carbamoyl]butanoic acid;5-[7-[[(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]heptylamino]-5-oxopentanoic acid;Pentanoic acid, 5-((7-(((3beta)-3-hydroxy-28-oxolup-20(29)-en-28-yl)amino)heptyl)amino)-5-oxo-;Pentanoic acid, 5-[[7-[[(3.beta.)-3-hydroxy-28-oxolup-20(29)-en-28-yl]amino]heptyl]amino]-5-oxo-