InChI=1/C14H18N4O/c19-9-3-8-15-14-17-12-5-2-1-4-11(12)13(18-14)16-10-6-7-10/h1-2,4-5,10,19H,3,6-9H2,(H2,15,16,17,18)/p+1/fC14H19N4O/h15-17H/q+1 DAE711DB3D959EC3