ETHYL 2-({2-OXO-2-PHENYL-1-[(2-THIENYLCARBONYL)AMINO]ETHYL}AMINO)-4,5,6,7-TETRAHYDRO-1-BENZOTHIOPHENE-3-CARBOXYLATE

ETHYL 2-({2,2,2-TRICHLORO-1-[(4-METHOXYBENZOYL)AMINO]ETHYL}AMINO)-4,5,6,7-TETRAHYDRO-1-BENZOTHIOPHENE-3-CARBOXYLATE

ETHYL 2-(((4-FLUOROPHENOXY)ACETYL)AMINO)-4-PHENYL-3-THIOPHENECARBOXYLATE

ETHYL 2-(1-PHENYL-1H-TETRAZOL-5-YLTHIO)ACETATE

ETHYL 2-(2-CYANOPHENYLUREIDO)ACETATE

Ethyl 2-(2-tolyl)thiazole-5-carboxylate

Ethyl 2-(6-chloro-2,3-dihydro-3-oxobenzo[b][1,4]oxazin-4-yl)acetate

ethyl [2-(aminocarbonyl)-3-(dimethylamino)anilino](oxo)acetate

ETHYL 2-(ETHYLTHIO)-4-HYDROXY-5-PYRIMIDINECARBOXYLATE

ETHYL 2-(PHENYLAZO)CYANOACETATE

Ethyl 2-acetyl-3-(4-methoxyphenyl)-5-oxohexanoate

ETHYL 2-AMINO-1,6-DIHYDRO-6-OXO-4-PYRIMIDINEACETATE

Ethyl 2-amino-4-(3-nitrophenyl)thiophene-3-carboxylate

ethyl 2-cyano-2-phenylpropanoate

ETHYL 2-CYANO-3-ETHYL-2-HEPTENOATE