Ethyl [2-(4-hydroxy-2-quinazolinyl)hydrazino](oxo)acetate hydrochloride

Ethyl 4-(4-(diethylamino)phenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate

Ethyl 4-(4-fluorophenyl)-2-methylthiazole-5-carboxylate

ETHYL 4-(3-METHOXYPHENYL)-2,7,7-TRIMETHYL-5-OXO-1,4,5,6,7,8-HEXAHYDRO-3-QUINOLINECARBOXYLATE

Ethyl 4-(trifluoromethyl)-2-(4-methoxyphenyl)thiazole-5-carboxylate

ETHYL 4-CARBOXY-5-FORMYL-3-METHYL-2-PYRROLECARBOXYLATE

ETHYL 2-AMINO-4-(4-BROMOPHENYL)-7,7-DIMETHYL-5-OXO-5,6,7,8-TETRAHYDRO-4H-CHROMENE-3-CARBOXYLATE

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

Ethyl 2-amino-5-ethylthiophene-3-carboxylate

ETHYL 2-BROMO-2-ETHYLHEXANOATE

Ethyl 4-hydroxy-5-methylpyrrolo[1,2-f][1,2,4] triazine-6-carboxylate

ETHYL 4-HYDROXYHYDROCINNAMATE

ETHYL 4-METHYL-3-OXIDO-1,2,3-THIADIAZOL-5-YLCARBAMATE

ethyl 4-oxo-4-(5,6,7,8-tetrahydro-2-naphthalenyl)butanoate

ETHYL 4,4-DIMETHYL-2-PENTYNOATE