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