4-(2-Formylthiophen-3-yl)benzaldehyde

4-(2-Acetylthiophen-3-yl)benzaldehyde

4-(5-Methylthiophen-3-yl)benzaldehyde

4-(5-Formylthiophen-3-yl)benzaldehyde

4-(4-Methylthiophen-3-yl)benzaldehyde

4-(4-Formylphenyl)thiophene-2-carboxylic acid