InChI=1/C29H24O7/c1-35-24-13-19(12-23(33)15-24)29-27(18-10-21(31)14-22(32)11-18)28-25(34)8-17(9-26(28)36-29)3-2-16-4-6-20(30)7-5-16/h2-15,27,29-34H,1H3