3',4',7,8-TETRAMETHOXYFLAVONE

3,4-DI(PROPYLAMINO)CYCLOBUT-3-ENE-1,2-DIONE

3,4-DIAMINOBENZOTRIFLUORIDE

3,4-DIANILINOCYCLOBUT-3-ENE-1,2-DIONE

3,4-DIBROMO-2,5-DICHLOROTHIOPHENE

3,4-Dichloro-alpha-(cyclopentylmethyl)-N-((methylamino)carbonyl)benzeneacetamide

3,4-DICHLOROBENZENESULPHONYLHYDRAZIDE

3,4-DICHLOROBENZENESULFONYL CHLORIDE

3,4-Dichlorobutyrophenone

3,4-Dichlorocinnamic acid