4-(2-formylpyrrol-1-yl)butanoic acid

6,7-dihydro-5H-pyrrolizine-3-carbaldehyde

4-chloro-N-(pyrrol-2-ylidenemethyl)aniline

1-(1-甲基丙-2-烯基)吡咯-2-甲醛

5-nitro-1H-pyrrole-2-carbaldehyde