InChI=1/C16H21Cl2N3O2/c17-13-9-8-11(10-14(13)18)4-3-7-15(22)20-21-16(23)19-12-5-1-2-6-12/h8-10,12H,1-7H2,(H,20,22)(H2,19,21,23)/f/h19-21H 8AFCFD6A13EC6D1A