InChI=1S/C22H19ClO10/c1-7(2)5-10(25)12-9(6-24)17-20(16(27)19(12)31-4)33-22(30)11-8(3)14(23)15(26)13(21(28)29)18(11)32-17/h5,24,26-27H,6H2,1-4H3,(H,28,29)