3-chloro-1-methylpyrrole-2,5-dione

4,5-dichloro-2-(3-chlorophenyl)pyridazin-3-one

1-benzyl-3,4-dichloro-2H-pyrrol-5-one

3-chloro-2-hydroxy-4-iodo-2H-furan-5-one

3,4-二氯-2(5H)-呋喃酮