100637-33-0 2-Pyridinecarboxylic acid, 3-((3-(acetylthio)-2-methyl-1-oxopropyl)amino)- 3-((3-(Acetylthio)-2-methyl-1-oxopropyl)amino)-2-pyridinecarboxylic acid 3-(2-Acetylthiomethylpropionamido)picolinic acid