3-??????????????? 4-?????? ???? ???(2-)?????????????

5-Thiazolecarboxylic acid, 2-phenyl-, ethyl ester 4-Isoxazolecarboxylic acid, 5-(4-broMophenyl)-3-Methyl-, ethyl e Cyclohexanecarboxylic acid, 3-fluoro-4-oxo-, ethyl ester Ethyl 4-methyl-2-(3-chlorophenyl)thiazole-5-carboxylate ethyl 5-bromo-3-phenylisoxazole-4-carboxylate ethyl1-(4-chlorophenyl)cyclopentanecarboxylate 1(2H)-PYRIDINECARBOXYLIC ACID, 3,6-DIHYDRO-4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-, ETHYL ESTER ethyl 4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)tetrahydro-2H-pyran-4-carboxylate 2-(4-Methoxy-phenyl)-4-methyl-thiazole-5-carboxylicacidethylester 4-Isoxazolecarboxylic acid, 3-(4-broMophenyl)-5-Methyl-, ethyl e ETHYL 5-(4'-BROMOPHENYL)-1,3-OXAZOLE-4-CARBOXYLATE Ethyl4-Methyl-2-(thiophen-2-yl)thiazole-5-carboxylate Ethyl 4-(diethoxyphosphoryl)piperazine-1-carboxylate 5-Thiazolecarboxylic acid, 4-Methyl-2-(4-pyridinyl)-, ethyl ester