InChI=1S/C32H32O19/c33-12-4-1-10(2-5-12)31(47)48-9-17-21(38)23(40)25(42)28(49-17)19-15(36)8-14(35)18(22(19)39)20(37)11-3-6-16(13(34)7-11)50-32-27(44)24(41)26(43)29(51-32)30(45)46/h1-8,17,21,23-29,32-36,38-44H,9H2,(H,45,46)