2-Amino-4-(difluoromethyl)-6-nitropyridine-3-carboxaldehyde
3-(Bromomethyl)-5-chloro-4-(difluoromethyl)-2-nitropyridine
3-Bromo-4-iodo-2-(trifluoromethoxy)pyridine-5-acetic acid
4-Chloro-5-methoxy-2-phenylpyridine
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