InChI=1/C20H20ClN3O3/c1-24(2)10-9-22-19(25)14-5-8-17-16(12-14)23-20(26)18(27-17)11-13-3-6-15(21)7-4-13/h3-8,11-12H,9-10H2,1-2H3,(H,22,25)(H,23,26)/p+1/b18-11+/fC20H21ClN3O3/h22-24H/q+1 38546A60C148EAF1