InChI=1/C19H20N4O/c20-18(24)15-4-1-5-16-17(15)23-19(22-16)13-8-6-12(7-9-13)14-3-2-10-21-11-14/h1,4-9,14,21H,2-3,10-11H2,(H2,20,24)(H,22,23)/p+1/t14-/m1/s1/fC19H21N4O/h21-22H,20H2/q+1 A01232F82BC3BC30