Olean-12-en-28-oicacid, 2,3,16,23-tetrahydroxy-(2b,3b,4a,16a)-

polygalacic acid (7ci) ; virgaureagenin g ; olean-12-en-28-oicacid, 2,3,16,23-tetrahydroxy-, (2b,3b,4a,16a)- ; polygalacic acid, >=98% ; (2b,3b,4a,16a)-2,3,16,23-tetrahydroxyolean-12-en-28-oic acid ; polygalacic acid (2b,3b,4a,16a)-2,3,16,23-tetrahydroxyolean-12-en-28-oic acid ; olean-12-en-28-oicacid, 2,3,16,23-tetrahydroxy-, (2β,3β,4,16)- ; polygalacic ; (4r)-2β,3β,16α,23-tetrahydroxyolean-12-en-28-oic acid ; polygalacic acid ; polygalacic acid or (2b,3b,4a,16a)-2,3,16,23-tetrahydroxyolean-12-en-28-oic acid ; olean-12-en-28-oicacid, 2b,3b,16a,23-tetrahydroxy- (8ci)