InChI=1/C12H11N5O/c1-8-10(16-18)11(9-5-3-2-4-6-9)17-12(15-8)13-7-14-17/h2-7,11,18H,1H3/b16-10-/t11-/m0/s1 7B33FDC58B5C4ADC