InChI=1/C21H20ClN3O2/c1-13-4-2-3-5-15(13)21(27)23-11-20(26)25-9-8-19-17(12-25)16-10-14(22)6-7-18(16)24-19/h2-7,10,24H,8-9,11-12H2,1H3,(H,23,27)/f/h23H C99251C4A870D59E