英文同义词: | 2alpha,19alpha-Dihydroxy-3-oxo-urs-12-en-28-oic acid;2α,19α-Dihydroxy-3-oxo-urs-12-en-28-oic acid;2α,19α-Dihydroxy-3-oxo-urs-12-en-28-oicacid;Urs-12-en-28-oic acid, 2,19-dihydroxy-3-oxo-, (2α)-;1,11-Dihydroxy-1,2,6a,6b,9,9,12a-heptamethyl-10-oxo-3,4,5,6,6a,7,8,8a,11,12,13,14b-dodecahydro-2H-picene-4a-carboxylic acid |