Ethyl 6-amino-3-(difluoromethyl)-2-iodopyridine-4-acetate
4-Bromo-2-chloro-5-cyano-3-(difluoromethyl)pyridine
2-Chloro-4-methoxy-6-methyl-3-(trifluoromethoxy)pyridine
3-Nitro-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-acetic acid
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