Dimethyl 4,5-difluorophthalate

Dimethyl 4,5-dihydroxyphthalate

dimethyl 4-(5-methylthiophen-2-yl)-1-[3-(trifluoromethyl)phenyl]-4H-pyridine-3,5-dicarboxylate

dimethyl 4,5-dihydrobenzo[b]thiophen-6,7-dicarboxylate

dimethyl 4,5-bis((trimethylsilyl)oxy)phthalate

6,8-dimethyl-4,5-dihydro-1H-pyrrolo[2,3-g]indazole

6,6-dimethyl-4,5-dihydro-1,3-benzothiazol-7-one