InChI=1S/C32H38O19/c33-10-19-20(37)22(39)26(51-31-27(42)32(45,11-34)12-46-31)30(49-19)47-14-4-1-13(2-5-14)3-8-17(35)16-7-6-15(9-18(16)36)48-29-24(41)21(38)23(40)25(50-29)28(43)44/h1-9,19-27,29-31,33-34,36-42,45H,10-12H2,(H,43,44)