SMILES: CC(CC(=O)OC[C@]12CC[C@H]([C@@H]1[C@H]3CC[C@@H]4[C@]5(CC[C@@H](C([C@@H]5CC[C@]4([C@@]3(CC2)C)C)(C)C)OC(=O)CC(C)C(=O)O)C)C(=C)C)C(=O)O
Description: 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.