4-(5-Chloro-2-thienyl)isoquinoline

3-(2-Cyclohexenyl)pyridine

3-(3-Thienyl)pyridine

Ethyl 5-(6-Methyl-2-pyridyl)-2-furoate

Ethyl 5-(2-pyridyl)-2-thiophenecarboxylate

3,5'-Dimethyl-[2,2']bipyridinyl

4-(5-Methyl-pyridin-2-yl)-isoquinoline

5,2'-Dimethyl-[2,4']bipyridinyl

Ethyl 3-cyanobenzoylformate

Diethyl 2-oxoheptane-1,7-dicarboxylate

Ethyl 2-methoxybenzoylformate