InChI=1/C20H16ClN3O3/c21-15-7-2-1-5-13(15)16-17(20(27)23-19(16)26)14-11-24(9-4-10-25)18-12(14)6-3-8-22-18/h1-3,5-8,11,25H,4,9-10H2,(H,23,26,27)/f/h23H 2155234EBED5C424