phenyl 4-(2-formyl-1H-pyrrol-1-yl)butaneselenoate

8-chloro-5,6-dihydroindolizine-3-carbaldehyde

ethyl 4-(1H-pyrrol-1-yl)-butanoate

2-吡咯甲醛

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