6-nitro-2,3-dioxo-1,4-dihydrobenzo[f]quinoxaline-7-sulfonamide 2,3-diketo-6-nitro-1,4-dihydrobenzo[f]quinoxaline-7-sulfonamide 118876-58-7 NCGC00024559-02 2,3-Dioxo-6-nitro-7-sulfamoylbenzo[f]quinoxaline C13667 2,3-Dihydroxy-6-nitro-7-sulfamoyl-benzo(f)quinoxaline NBQX 2,3-Dioxo-6-nitro-7-sulfamoylbenzo(f)quinoxaline Benzo(f)quinoxaline-7-sulfonamide, 1,2,3,4-tetrahydro-6-nitro-2,3-dioxo- 1,2,3,4-Tetrahydro-6-nitro-2,3-dioxobenzo(f)quinoxaline-8-sulfonamide NCGC00024559-01 Tocris-0373 6-Nitro-7-sulfamoylbenzo(f)quinoxaline-2,3-dione ST5405850 FG 9202 2,3-Dihydroxy-6-nitro-7-sulphamoylbenzo[f]-quinoxaline 6-Nitro-7-sulphamoylbenzo[f]quinoxaline-2,3-dione