3-[(3alpha,4beta,5beta,8alpha,9beta,10alpha,13alpha,14beta,15beta)-18-hydroxy-3-(1-hydroxy-1-methylethyl)-15-isopropenyl-4,9-dimethylandrostan-4-yl]propanoic acid 3-[13-Hydroxymethyl-3-(1-hydroxy-1-methyl-ethyl)-15-isopropenyl-4,9,10-trimethyl-hexadecahydro-cyclopenta[a]phenanthren-4-yl]-propionic acid 4,28-Dihydroxy-3,4-seco-lup-20(29)-en-3-oic acid InChI=1/C30H50O4/c1-19(2)20-10-15-30(18-31)17-16-28(6)21(25(20)30)8-9-23-27(5,13-12-24(32)33)22(26(3,4)34)11-14-29(23,28)7/h20-23,25,31,34H,1,8-18H2,2-7H3,(H,32,33)/t20-,21+,22-,23+,25+,27-,28+,29+,30+/m0/s propanoic acid, 3-[(3alpha,4beta,5beta,8alpha,9beta,10alpha,13alpha,14beta,15beta)-18-hydroxy-3-(1-hydroxy-1-methylethyl)-4,9-dimethyl-15-(1-methylethenyl)androstan-4-yl]-