InChI=1S/C22H21ClO10/c1-7-11-17(12(20(27)28)14(25)13(7)23)32-16-8(2)10(9(24)6-22(3,4)30)18(31-5)15(26)19(16)33-21(11)29/h25-26,30H,6H2,1-5H3,(H,27,28)