Ethyl 4-(4-bromophenyl)-2-(4-chlorophenyl)thiazole-5-carboxylate

Ethyl 4-(4-fluorophenyl)thiazole-2-carboxylate

ETHYL 4-(3,4-DICHLOROBENZOYLTHIOUREIDO)BENZOATE

Ethyl 4-amino-2-mercaptopyrimidine-5-carboxylate

ETHYL 4-CHLORO-5-METHYL-1H-PYRAZOLE-3-CARBOXYLATE

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

Ethyl 2-amino-4-p-tolylthiophene-3-carboxylate

Ethyl 2-amino-6-tert-butyl-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate

ETHYL 2-CHLORO-3-CYANO-6-METHYLISONICOTINATE

ETHYL 4-HYDROXY-7-METHOXY-3-QUINOLINECARBOXYLATE

Ethyl 4-methyl-2-[4-(trifluoro-methyl)-phenyl]thiazole-5-carboxylate

Ethyl 4-nitro-1H-pyrrole-2-carboxylate

ethyl 4-oxo-4H-pyrimido[1,6-a]pyrimidine-3-carboxylate

Ethyl 4,5-diphenylthiophene-2-carboxylate

Ethyl 5-(2-methoxyphenyl)-1-(2,2,2-trifluoroethyl)-1H-pyrazole-4-carboxylate