InChI=1S/C32H36O19/c33-8-16-20(37)23(40)28(50-31-25(42)19(36)12(35)9-46-31)27(48-16)18-15(49-32-26(43)22(39)24(41)29(51-32)30(44)45)7-14-17(21(18)38)11(34)6-13(47-14)10-4-2-1-3-5-10/h1-7,12,16,19-20,22-29,31-33,35-43H,8-9H2,(H,44,45)