2-Chloro-4-methyl-3-nitro-5-(perchlorophenyl)pyridine
3,5-Bis(perchlorophenyl)-6-methylpyridine-2-acetic acid
3,5-Bis(perchlorophenyl)-4-methylpyridine-2-acetic acid
3,6-Bis(perchlorophenyl)-2-methylpyridine
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