The molecule is a pentacyclic triterpenoid that is betulin acylated at positions O-3 and O-28 by 3-carboxybutanoyl groups. It is isolated from Syzygium claviflorum. It has a role as a metabolite. It derives from a betulin.
4-[[(1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-(3-carboxybutanoyloxy)-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]chrysen-3a-yl]methoxy]-2-methyl-4-oxobutanoic acid