InChI=1S/C30H30O19/c31-10-3-1-9(2-4-10)14-7-13(33)17-12(32)5-11(6-15(17)47-14)46-30-24(39)20(35)19(34)16(48-30)8-45-29(44)18(27(40)41)25-22(37)21(36)23(38)26(49-25)28(42)43/h1-7,16,18-26,30-32,34-39H,8H2,(H,40,41)(H,42,43)