InChI=1S/C29H22O15/c30-13-7-15(31)14-9-23(44-29(41)12-4-18(34)25(38)19(35)5-12)27(42-21(14)8-13)10-1-20(36)26(39)22(6-10)43-28(40)11-2-16(32)24(37)17(33)3-11/h1-8,23,27,30-39H,9H2/t23-,27-/m1/s1