10-Hydroxy-1,2,6a,6b,9,9,12a-heptamethyl-1,3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-octadecahydro-2H-picene-4a-carboxylic acid methyl ester 3beta-Hydroxy-urs-12-en-28-oic acid methyl ester 915-32-2 InChI=1/C31H50O3/c1-19-11-16-31(26(33)34-8)18-17-29(6)21(25(31)20(19)2)9-10-23-28(5)14-13-24(32)27(3,4)22(28)12-15-30(23,29)7/h9,19-20,22-25,32H,10-18H2,1-8H3/t19-,20+,22+,23-,24+,25+,28+,29-,30-,31+/m1/s Methyl 3beta-hydroxyurs-12-en-28-oate methyl (3beta)-3-hydroxyurs-12-en-28-oate urs-12-en-28-oic acid, 3-hydroxy-, methyl ester, (3beta)-