InChI=1S/C31H40O19/c1-10-4-12-5-13(44-3)6-14(17(12)23(16(10)11(2)34)48-28-22(39)19(36)21(38)24(49-28)27(41)42)46-29-25(20(37)18(35)15(7-32)47-29)50-30-26(40)31(43,8-33)9-45-30/h4-6,15,18-22,24-26,28-30,32-33,35-40,43H,7-9H2,1-3H3,(H,41,42)