InChI=1/C19H21ClN4/c20-15-3-1-14(2-4-15)19(13-21)7-11-24(12-8-19)17-6-10-23-18-16(17)5-9-22-18/h1-6,9-10H,7-8,11-13,21H2,(H,22,23)/p+1/fC19H22ClN4/h21-22H/q+1 3A1C657D99C3037E