InChI=1S/C27H28O16/c28-7-14-17(32)18(33)20(35)24(41-14)16-13(42-27-22(37)19(34)21(36)25(43-27)26(38)39)6-11(31)15-10(30)5-12(40-23(15)16)8-2-1-3-9(29)4-8/h1-6,14,17-22,24-25,27-29,31-37H,7H2,(H,38,39)