InChI=1/C14H13N5O2/c1-6-3-4-9-8(5-6)14(13(21)15-9)16-10-7(2)18-19-11(10)12(20)17-14/h3-5,16H,1-2H3,(H,15,21)(H,17,20)(H,18,19)/t14-/m0/s1/f/h15,17-18H A6EA80CB749A9B7A