InChI=1/C21H20N6O4/c1-24-8-10-25(11-9-24)19(28)13-26-17-7-6-14(27(29)30)12-18(17)31-21-20(26)22-15-4-2-3-5-16(15)23-21/h2-7,12H,8-11,13H2,1H3/p+1/fC21H21N6O4/h24H/q+1 72399F426D4BB99F