1-(3,4-DICHLOROPHENYL)-2-THIOUREA

3',4'-DICHLOROPIVALANILIDE

3,4-Diethoxybenzoic acid

DL-3,4-Difluorophenylalanine

3,4-DIHYDRO-1,2-NAPHTHALENEDICARBOXYLIC ANHYDRIDE

3,4-DIHYDRO-2H-1,5-BENZODIOXEPIN-7-YL ISOCYANATE

3,4-DIHYDRO-2H-1,5-BENZODIOXEPIN-7-YLMETHANOL

3,4-DIHYDRO-2H-1,5-BENZODIOXEPINE-7-SULFONYL CHLORIDE

3,4-Dihydroxy-3-cyclobutene-1,2-dione