InChI=1/C21H20N4O4S/c22-21(23)15-4-3-5-17(12-15)29-13-20(26)25-16-10-8-14(9-11-16)18-6-1-2-7-19(18)30(24,27)28/h1-12H,13H2,(H3,22,23)(H,25,26)(H2,24,27,28)/p+1/fC21H21N4O4S/h25H,22-24H2/q+1 B72A5CE4D9D83793