InChI=1/C18H24N4O2/c1-12(22-9-7-14(11-22)17(19)23)18(24)20-8-6-13-10-21-16-5-3-2-4-15(13)16/h2-5,10,12,14,21H,6-9,11H2,1H3,(H2,19,23)(H,20,24)/p+1/t12-,14+/m1/s1/fC18H25N4O2/h20,22H,19H2/q+1 2A021358AEB2C985