InChI=1/C21H17Cl2N3O/c22-17-7-4-8-18(23)20(17)26-19-10-9-16(11-15(19)13-25-21(26)27)24-12-14-5-2-1-3-6-14/h1-11,24H,12-13H2,(H,25,27)/f/h25H 1608DF4E90A38F0F