InChI=1/C21H25ClN4O/c1-3-25(4-2)13-14-26-19-8-6-5-7-18(19)23-21(26)24-20(27)15-16-9-11-17(22)12-10-16/h5-12H,3-4,13-15H2,1-2H3,(H,23,24,27)/p+1/fC21H26ClN4O/h23,25H/q+1 B3B5A72FAD55CC20