Synonyms: Lup-20(29)-en-28-oic acid,3-oxo-;(1R,3aS,5aR,5bR,7aR,11aR,11bR,13aR,13bR)-1-Isopropenyl-5a,5b,8,8,11a-pentamethyl-9-oxo-eicosahydro-cyclopenta[a]chrysene-3a-carboxylic acid;Liquidambronic acid;Lup-20(29)-en-28-oic acid, 3-oxo-;3-Oxolup-20(29)-en-28-oic acid;3-Deoxy-3-oxo-betulinic acid;Liquidambaric acid;