4,7,7-TRIMETHYL-3-OXO-N-[3-(TRIFLUOROMETHYL)PHENYL]-2-OXABICYCLO[2.2.1]HEPTANE-1-CARBOXAMIDE

4,9-dihydro-1H-fluorene

4′-n-Butylbiphenyl-4-carboxamidoxime

4(4-BR-PH)8-CL-2-THIOPHEN-2-YL-1,9B-2H-5-OXA-3,3A-DIAZA-CYCLOPENTA(A)NAPHTHALENE

4A-METHYL-3,4,4A,9-TETRAHYDRO-2H-CARBAZOLE

4a,8b-Dihydro-2H-1,4-dioxa-8c-azapentaleno[1,6-ab]inden-2a(3H)-ylmethanol

4arm-PEG10K-COOH

4arm-PEG20K-Succinimidyl Carboxymethyl Ester

4arm-PEG5K-Succinimidyl Carboxymethyl Ester

4,4'-MALONYLDIMORPHOLINE

4,4'-METHYLENEBIS(1-ISOPROPYL-3-PHENYLUREA)

4,4'-METHYLENEBIS(2-METHYLCYCLOHEXYL N-PHENYLCARBAMATE)

4,4'-METHYLENEBIS(FURFURYL N-PHENYLCARBAMATE)

5'-CHLORO-2'-HYDROXY-4'-METHYLHEXANOPHENONE

5'-CHLORO-2'-METHYLCINNAMANILIDE