(9xi,18xi)-19,24-dihydroxy-3-oxours-12-en-28-oic acid 1-Hydroxy-9-hydroxymethyl-1,2,6a,6b,9,12a-hexamethyl-10-oxo-1,3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-octadecahydro-2H-picene-4a-carboxylic acid 19,24-Dihydroxyurs-12-en-3-one-28-oic acid InChI=1/C30H46O5/c1-18-9-14-30(24(33)34)16-15-27(4)19(23(30)29(18,6)35)7-8-21-25(2)12-11-22(32)26(3,17-31)20(25)10-13-28(21,27)5/h7,18,20-21,23,31,35H,8-17H2,1-6H3,(H,33,34)/t18-,20-,21?,23?,25+,26-,27-,28-,29-,30+/m1/s urs-12-en-28-oic acid, 19,24-dihydroxy-3-oxo-, (9xi,18xi)-