InChI=1S/C30H38O10/c1-15(2)5-9-19-18(11-7-17-8-12-21(31)23(33)13-17)20(10-6-16(3)4)24(14-22(19)32)39-30-27(36)25(34)26(35)28(40-30)29(37)38/h5-6,8,12-14,25-28,30-36H,7,9-11H2,1-4H3,(H,37,38)