InChI=1/C19H18ClN3O4/c20-16-5-1-3-14-4-2-12-22(17(14)16)19(25)18(24)21-11-10-13-6-8-15(9-7-13)23(26)27/h1,3,5-9H,2,4,10-12H2,(H,21,24)/f/h21H 4F99A54B36497ECA