1-CYCLOHEXYL-3-(2,6-XYLYL)UREA

1-ETHYL-4-HYDROXY-2-OXO-N-(3-PYRIDINYL)-1,2-DIHYDRO-3-QUINOLINECARBOXAMIDE

1-ethyl-5-methyl-1,3-dihydro-2H-benzimidazol-2-one

1-ETHYL-6,7-DIMETHOXY-3-METHYL-ISOCHROMENYLIUM, PERCHLORATE

1-Ethylpiperidine-3-carbaldehyde hydrochloride

1-FURAN-2-YLMETHYL-3-(4-ISOPROPYL-PHENYL)-UREA

1-FURFURYL-3-(2,4,5-TRICHLOROPHENYL)UREA

1-FURFURYL-3-(P-TOLYL)UREA

1-IODO-2,3,5,6-TETRACHLOROBENZENE

1-ISOBUTYL-3-(2,4-XYLYL)UREA

1-isocyanato-4-[1-(4-isocyanatophenyl)-1-methylethyl]benzene

1-ET-4-HO-2-OXO-1,2-DIHYDRO-QUINOLINE-3-CARBOXYLIC ACID (2-CYANO-PHENYL)-AMIDE

1-ET-4-METHYL-1-PHENYL-1,2,3,4-TETRAHYDRO-PHOSPHINOLINIUM, HEXAFLUORO PHOSPHATE

1-ETHOXY-5-METHYL-HEX-5-EN-2-OL

1-ETHYL-1-PHENYL-3-(3-TRIFLUOROMETHYL-PHENYL)-UREA