InChI=1S/C17H19ClN2O9/c18-6-2-8-10(5(4-20-8)1-7(19)15(24)25)9(3-6)28-17-13(23)11(21)12(22)14(29-17)16(26)27/h2-4,7,11-14,17,20-23H,1,19H2,(H,24,25)(H,26,27)