1-ETHYL-3-(4-(N-METHYLACETAMIDO)PHENYL)UREA

1-ETHYL-3-METHYL-1-(O-TOLYL)UREA

1-ethyl-3-pyrrolidinyl 4-aminobenzoate

1-methyl-2-phenyl-3-piperidinone hydrochloride

1-ETHYL-4-(2-METHOXYSTYRYL)PYRIDINIUM IODIDE

1-Ethyl-4-methyl-1H-pyrazol-5-amine

1-ETHYL-6-(O-TOLYL)-5-THIOBIUREA

1-METHYL-2-(2-OXO-PROPYL)-PYRIDINIUM, BROMIDE

1-FURFURYL-1-METHYL-3-(2-(N-METHYLFURFURYLAMINOMETHYL)PHENYL)UREA

1-FURFURYL-3-PHENYLUREA

1-HEXADECANESULFONIC (METHYL-(METHYLSULFONYLPHENYL)-SULFO-QUINOLYLIDENE)HYDRAZID

1-METHYL-3-(2,6-XYLYL)-2-THIOUREA

1-METHYL-3-(PHENYL-HYDRAZONO)-1,3-DIHYDRO-INDOL-2-ONE

1-methyl-3,4-dihydro-1H-1,4-benzodiazepine-2,5-dione

1-ISOBUTYL-3-PHENYLUREA