英文名称
4-(6-Acetamido-2,9-dimethyl-[1,3]oxazolo[5,4-b]carbazol-3-ium-3-yl)butanoic acid;3-[[3-(5-carboxypentyl)-2,9-dimethyl-[1,3]oxazolo[5,4-b]carbazol-3-ium-6-yl]-(3-sulfopropyl)amino]propane-1-sulfonate;3-[2,9-dimethyl-3-(2-phenoxyethyl)imidazo[4,5-b]carbazol-1-ium-1-yl]propane-1-sulfonate