InChI=1S/C33H26O14/c1-33-10-15(14-4-5-16(35)28(27(14)47-33)45-32-25(39)23(37)24(38)29(46-32)31(41)42)26-22(30(33)40)21-17(36)6-12(8-20(21)44-26)18-7-11-2-3-13(34)9-19(11)43-18/h2-9,15,23-25,29,32,34-39H,10H2,1H3,(H,41,42)