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