InChI=1S/C28H20O14/c29-11-5-15(30)14-8-21(42-28(40)10-3-16(31)23(35)17(32)4-10)26(41-20(14)6-11)13-7-19(34)25(37)22-12(13)1-9(27(38)39)2-18(33)24(22)36/h1-7,21,26,29-32,34-35,37H,8H2,(H,33,36)(H,38,39)