InChI=1/C15H16ClN5/c16-13-9-14(21-15-12(13)4-8-20-15)19-7-2-6-18-11-3-1-5-17-10-11/h1,3-5,8-10,18H,2,6-7H2,(H2,19,20,21)/f/h19-20H 7651B1996404BEC6