InChI=1/C18H17N5O2/c1-23-7-4-12-13(8-23)15(11-2-5-22-6-3-11)18(9-19,10-20)16(21)14(12)17(24)25/h2-6,13,15H,7-8,21H2,1H3,(H,24,25)/p-1/t13-,15+/m1/s1/fC18H16N5O2/q-1 59F6E3AB8F64C7D2