InChI=1/C22H20N4O4/c1-29-18-9-8-14(11-15(18)12-16-13-25-22(24)26-20(16)23)5-4-10-30-19-7-3-2-6-17(19)21(27)28/h2-3,6-9,11,13H,10,12H2,1H3,(H,27,28)(H4,23,24,25,26)/f/h25H,23-24H2 9A31684122F9E6CF