Sigma-Aldrich
2',3'-Isopropylideneuridine
2′,3′,5′,6′-Tetrahydrospiro[indoline-3,4′-pyran]
2',3,4,6'-TETRACHLOROBENZANILIDE
2',4'-DICHLORO-2-PHENYLACETANILIDE
2',4'-DIHYDROXY-3'-METHYL-5'-NITROACETOPHENONE
2',4'-DIMETHOXY-PARA-TOLUENESULFONANILIDE
2',4'-DIMETHYL-4-(DIMETHYLAMINO)-CHALCONE
2',4',5'-Trichloroacetanilide
2',4',5'-TRIMETHYLMETHANESULFONANILIDE
2',4',6'-TRIMETHYLSUCCINANILIC ACID
2',4,4',6'-TETRAMETHYLBENZANILIDE
19-ACETOXY-3-OXO-14-BETA-ANDROST-4-ENE-17-ALPHA-CARBOXYLIC ACID
1α,25-Dihydroxyvitamin D2
1α,25-二羟维生素 D2
1H-Indazol-1-ylacetic acid
2',6'-DIETHYL-4-METHOXYBENZANILIDE