InChI=1S/C36H38O15/c1-43-25-13-21(14-26(44-2)34(25)40)7-10-31(37)49-19-24(51-33(39)12-9-23-17-29(47-5)36(42)30(18-23)48-6)20-50-32(38)11-8-22-15-27(45-3)35(41)28(16-22)46-4/h7-18,24,40-42H,19-20H2,1-6H3