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