InChI=1S/C30H26O14/c1-9-7-15-27(39)23(35)17-13(43-29(27,21(9)33)25(37)41-15)5-3-11(19(17)31)12-4-6-14-18(20(12)32)24(36)28(40)16-8-10(2)22(34)30(28,44-14)26(38)42-16/h3-6,9-10,15-16,21-22,31-34,39-40H,7-8H2,1-2H3