3-Amino-4-iodo-2-(trifluoromethoxy)pyridine-6-acetic acid
4-Bromo-3-chloro-5-fluoro-2-(trifluoromethoxy)pyridine
2-Amino-4-(difluoromethyl)pyridine-6-acetic acid
Methyl 2-(difluoromethyl)-6-fluoro-3-nitropyridine-4-carboxylate
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