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Methyl 3-(6-quinolinyl)benzoate

Methyl 5-(5-formyl-2-furyl)-2-thiophenecarboxylate

Methyl 5-[4-(dimethylamino)phenyl]-2-thiophenecarboxylate

Methyl 3-(4-pyridinyl)benzoate

Methyl 5-(3-formylphenyl)-2-thiophenecarboxylate

Methyl 5-(3-methylphenyl)-2-thiophenecarboxylate

Methyl 5-(2-methylphenyl)-2-thiophenecarboxylate

Methyl 5-(2-thienyl)-2-thiophenecarboxylate

Methyl 5-(3-thienyl)-2-thiophenecarboxylate

Methyl 5-phenyl-2-thiophenecarboxylate

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