InChI=1/C21H19N5O4/c1-24(11-14-5-3-2-4-6-14)12-15-7-8-25(13-15)18-9-16-17(10-19(18)26(29)30)23-21(28)20(27)22-16/h2-10,13H,11-12H2,1H3,(H,22,27)(H,23,28)/p+1/fC21H20N5O4/h22-24H/q+1 0274E08885ECC19B