InChI=1/C14H13N5O/c1-8-5-9(2)17-11(8)6-10-13(18-19-14(10)20)12-7-15-3-4-16-12/h3-7,17H,1-2H3,(H,19,20)/b10-6-/f/h19H FBF4C6EECB08268E