p-phenylenediamine di-glutaramide

2,5-二氨基对苯二甲酸

1,2-dimethyl-3-ethoxycarbonyl-4-(4-nitrophenylazo)-5-phenylpyrrole

N,N,N',N'-四(三甲基硅烷基)-1,4-苯二胺

di-phenylacetamide of p-phenylenediamine