InChI=1/C13H12N4O3/c1-7-12-10(6-11(18)14-13(12)16-15-7)8-2-4-9(5-3-8)17(19)20/h2-5,10H,6H2,1H3,(H2,14,15,16,18)/t10-/m1/s1/f/h14,16H 76595D9CE8029404