InChI=1/C18H21N5/c19-16(13-4-2-1-3-5-13)14-7-10-23(11-8-14)18-15-6-9-20-17(15)21-12-22-18/h1-6,9,12,14,16H,7-8,10-11,19H2,(H,20,21,22)/p+1/t16-/m0/s1/fC18H22N5/h19-20H/q+1 6546CAD8A0849A42