3,5-Dichloro-4(1H)-pyridinone17228-70-5100 % similar 4-Amino-3,5-dichloropyridine22889-78-745 % similar 1,2,4,5-Tetrachlorobenzene95-94-339 % similar 3,5-Dichloro-4-oxo-1(4H)-pyridineacetic acid56187-37-233 % similar Pentachlorobenzene608-93-532 % similar Blue K130-20-131 % similar