4,6-Dimethyl-3-nitro-2-(trifluoromethoxy)pyridine
4-Amino-2-fluoro-3-methoxy-5-(trifluoromethoxy)pyridine
2,4-Dimethyl-3-nitro-5-(trifluoromethoxy)pyridine
5-Amino-3-fluoro-4-methoxy-2-(trifluoromethoxy)pyridine
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