2-Fluoro-3-nitro-5-(2,4,5-trichlorophenyl)pyridine
5-Fluoro-3-nitro-2-(perfluorophenyl)pyridine
2-Fluoro-3-nitro-5-(perfluorophenyl)pyridine
5-Fluoro-2-methoxy-4-(2,4,5-trichlorophenyl)pyridine
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