Ethyl 5,6-bis(4-(trifluoromethoxy)phenyl)picolinate
Ethyl 5,6-bis(3-(trifluoromethoxy)phenyl)picolinate
Ethyl 5,6-bis(2-(trifluoromethoxy)phenyl)picolinate
Ethyl 3,6-bis(4-(trifluoromethoxy)phenyl)picolinate
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