Ethyl 4-hydroxy-7-nitro-3-quinolinecarboxylate

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

ETHYL 4-METHYL-5-[(3-NITROANILINO)CARBONYL]-2-[(PHENYLACETYL)AMINO]-3-THIOPHENECARBOXYLATE

ethyl 4-oxo-3,4-dihydro-2H-1-benzothiopyran-3-carboxylate

ETHYL 4-PHENYL-2-({2,2,2-TRICHLORO-1-[(4-METHYLBENZOYL)AMINO]ETHYL}AMINO)-3-THIOPHENECARBOXYLATE

Ethyl 4,5,6,7-tetrahydro-1H-indazole-3-carboxylate

ETHYL 5-(1-AZEPANYLCARBONYL)-4-METHYL-2-[(2-THIENYLCARBONYL)AMINO]-3-THIOPHENECARBOXYLATE

Ethyl 5-(4-fluorophenyl)-1,3,4-oxadiazole-2-carboxylate

Ethyl 5-(trifluoromethyl)-1-(4-fluorophenyl)-1H-pyrazole-4-carboxylate

ETHYL 5-ACETYL-2-{[1-(ACETYLAMINO)-2,2,2-TRICHLOROETHYL]AMINO}-4-METHYL-3-THIOPHENECARBOXYLATE

Ethyl 5-nitro-2-furoate

ETHYL 5-PHENYLAZOSALICYLATE

ETHYL 3-AMINO-6-PHENYLFURO[2,3-B]PYRIDINE-2-CARBOXYLATE

ETHYL 3-CHLOROPHENYLCARBAMATE

ETHYL 3-ETHYL-2-THIOHYDANTOIN-1-ACETATE