2-Fluoro-4-nitro-3-(trifluoromethoxy)pyridine-6-sulfonyl chloride
4-Chloro-5-fluoropyridine-2-acetic acid
Ethyl 2-bromo-3-methoxypyridine-5-acetate
3-Bromo-5-(chloromethyl)-2-nitro-4-(trifluoromethoxy)pyridine
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