InChI=1S/C27H28O16/c28-7-11-14(30)16(32)19(35)24(41-11)13-15(31)18(34)23(42-27-21(37)17(33)20(36)25(43-27)26(38)39)12-9(29)6-10(40-22(12)13)8-4-2-1-3-5-8/h1-6,11,14,16-17,19-21,24-25,27-28,30-37H,7H2,(H,38,39)