Ethyl 2,4-dichloro-3-pyridinecarboxylate
Ethyl 3-(pyridin-4-yl)-6-(trifluoromethyl)picolinate
Ethyl 3-(pyridin-3-yl)-6-(trifluoromethyl)picolinate
Ethyl 3-hydroxy-5-(pyridin-4-yl)isonicotinate
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