(Carboxymethyl-{2-[2-(2-{carboxymethyl-[(5-sulfamoyl-[1,3,4]thiadiazol-2-ylcarbamoyl)-methyl]-amino}-ethoxy)-ethoxy]-ethyl}-amino)-acetic acid; compound with Cu complex
(carboxymethyl-{2-[2-(2-{carboxymethyl-[(5-sulfamoyl-[1,3,4]thiadiazol-2-ylcarbamoyl)-methyl]-amino}-ethoxy)-ethoxy]-ethyl}-amino)-acetic acid; compound with cu complex