InChI=1S/C28H40O11/c1-2-3-9-17-21(38-28-25(35)23(33)24(34)26(39-28)27(36)37)20(30)16-12-7-5-4-6-10-14-19(29)15-11-8-13-18-22(31)32/h3-12,14,16,19-21,23-26,28-30,33-35H,2,13,15,17-18H2,1H3,(H,31,32)(H,36,37)/b6-4-,7-5+,9-3-,11-8-,14-10+,16-12+