ITEM #KX-C155073 Tetrasodium;5-[[[(1S)-1-(4-bromophenyl)ethyl]amino]-phosphonatomethyl]quinoxaline-2,3-diolate Tetrasodium;5-[[[(1S)-1-(4-bromophenyl)ethyl]amino]-phosphonatomethyl]quinoxaline-2,3-diolate