InChI=1/C12H11N3O3/c1-12(10(17)14-11(18)15-12)7-2-3-8-6(4-7)5-9(16)13-8/h2-4H,5H2,1H3,(H,13,16)(H2,14,15,17,18)/t12-/m1/s1/f/h13-15H 68858E518B4D5042