Ethyl 3-chloro-6-(trifluoromethyl)picolinate
Ethyl 2-chloro-6-(trifluoromethyl)nicotinate
Ethyl 5-bromo-3-(trifluoromethyl)-2-pyridinecarboxylate
Ethyl 3-bromo-5-(trifluoromethyl)-2-pyridinecarboxylate
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