4-Amino-5-cyano-2-(difluoromethyl)pyridine-3-acetic acid
6-Amino-4-bromo-2-(chloromethyl)-3-(difluoromethyl)pyridine
3-Amino-2-chloro-5-(difluoromethyl)-4-methoxypyridine
2-Amino-4-chloro-3-(difluoromethyl)-5-nitropyridine
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