InChI=1/C21H20N4O2/c1-4-25-19-16(9-6-12-22-19)21(26)24(2)18-11-10-17(23-20(18)25)14-7-5-8-15(13-14)27-3/h5-13H,4H2,1-3H3 3ED1E6D8D0D9F44F