4-[1-(4-HYDROXY-3,5-DIMETHYLPHENYL)-1-METHYLPROPYL]-2,6-DIMETHYLPHENOL

4-[4-(HEXYLOXY)PHENYL]-4-OXOBUTANOIC ACID

4-Acetamidobenzenesulfonyl azide

4-(TRIFLUOROMETHYL)ACETANILIDE

4-ACETYL-4-(ETHOXYCARBONYL)HEPTANEDIOIC ACID

methyl (4-phenyl-4-piperidyl) ketone

4-ACETYLAMINO-N-(5-METHYL-3-ISOXAZOLYL)BENZENESULFONAMIDE

4-ALLYL-1LAMBDA6,4-THIAZINANE-1,1-DIONE