2-(1-吡咯烷基)-1,3-噻唑-5-甲醛

4-碘-2,5-二甲氧基苯甲醛

N-(4-acetamido-5-formylthiophen-3-yl)acetamide

N-[5-formyl-4-(propanoylamino)thiophen-3-yl]propanamide

N-[4-(2,2-dimethylpropanoylamino)-5-formylthiophen-3-yl]-2,2-dimethylpropanamide