4-Mercapto-2-phenyl-5-(trifluoromethyl)pyridine
3-Mercapto-6-nitro-2-(trifluoromethyl)pyridine
3-Mercapto-5-nitro-2-(trifluoromethyl)pyridine
3-Mercapto-6-phenyl-2-(trifluoromethyl)pyridine
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