2,3-dichloro-1,4-dihydroxyanthracene-9,10-dione

二氯乙炔

3,4-dichloro-1-(3,4-dichlorophenyl)pyrrole-2,5-dione

2,3-二氯-N-苯基马来酰亚胺

3-anilino-4-chloro-1-phenylpyrrole-2,5-dione