1-amino-4-hydroxy-2-methoxyanthra-9,10-quinone

1-anilino-1-methylethylphosphinic acid

1-(N-(3,4-XYLYL)CARBAMOYL)PIPERIDINE

1-(N-(5-CHLORO-2-METHOXYPHENYL)CARBAMOYL)-6-NITROBENZIMIDAZOLE

1-(N-PHENYLCARBAMOYL)-3-METHYLPIPERIDINE

1-BENZOXEPINE-4-CARBOXYLIC ACID

1-BENZOYL-2-THIOBIURET

1-BENZOYL-3-(4-METHOXY-2-NITROPHENYL)-2-THIOUREA

1-B,3-B,11-A,19-TETRA-ACO-5,14-DI-HO-5-B,14-B-ANDROSTANE-17-BETA-CARBOXYLIC ACID

1-(OCTAHYDRO-5,8,11,14,17-PENTAOXA-BENZOCYCLOPENTADECEN-2-YL)-ETHANONE

1-(P-HYDROXYANILINOMETHYL)-2-(3H)-BENZIMIDAZOLETHIONE HYDROCHLORIDE

1-(PENTACHLOROPHENYL)-1,1,3,3,3-PENTAMETHYLDISILOXANE

1-BENZYL-3-(2-CHLORO-6-METHYLPHENYL)UREA

1-BENZYL-3-(2,2,2-TRICHLORO-1-HYDROXY-ETHYL)-UREA

1-BENZYL-3-(3-CHLOROPHENYL)-1-ETHYLUREA