3-bromo-1-(phenylsulfonyl)-1H-pyrrole-2-carbaldehyde

1-(benzenesulfonyl)-4-bromopyrrole-2-carbaldehyde

4-(4-phenylphenyl)benzaldehyde

2-diazonio-4-methyl-3-oxopent-1-en-1-olate

7-溴-2-氯喹啉-3-羧醛