InChI=1S/C32H38O19/c1-11-19(37)22(40)24(42)29(47-11)45-8-17-20(38)23(41)27(51-31-28(43)32(44,9-33)10-46-31)30(49-17)50-26-21(39)18-15(36)6-14(35)7-16(18)48-25(26)12-2-4-13(34)5-3-12/h2-7,11,17,19-20,22-24,27-31,33-38,40-44H,8-10H2,1H3