InChI=1/C14H13N3O2/c1-8-5-9(2)15-12(8)6-11-13(16-17-14(11)18)10-3-4-19-7-10/h3-7,15H,1-2H3,(H,17,18)/b11-6-/f/h17H 229719736BE8D68E