InChI=1/C13H13N3O2/c1-18-13(17)16-11-4-2-3-8-5-6-9(12(14)15)7-10(8)11/h2-7H,1H3,(H3,14,15)(H,16,17)/p+1/fC13H14N3O2/h16H,14-15H2/q+1 1800C884C4E28F52