InChI=1/C19H21ClN4/c20-18-4-2-1-3-14(18)13-24-9-7-16(8-10-24)22-17-5-6-19-15(11-17)12-21-23-19/h1-6,11-12,16,22H,7-10,13H2,(H,21,23)/p+1/fC19H22ClN4/h23-24H/q+1 BF3F0C8D46166B24