Ethyl 1-ethyl-3-phenyl-1H-pyrazole-5-carboxylate

Ethyl 2-(methylamino)-1,3-thiazole-4-carboxylate

Ethyl 3-(4-bromophenyl)-1H-pyrazole-4-carboxylate

Ethyl 3-(4-fluorophenyl)-1H-pyrazole-4-carboxylate

Ethyl 4-(1-Piperazinyl)benzoate

Ethyl 4-hydroxy-2-methyl-1-benzofuran-6-carboxylate

Ethyl 5-ethyl-4-hydroxypyrrolo[1,2-f][1,2,4]triazine-6-carboxylate

Hydroxy-[N-t-BOC-(2S)-pyrrolidinyl]methyl] dimethyl phosphonate

Methoxypolyethylene glycol p-nitrophenyl carbonate

Methyl 1-(4-methoxybenzyl)-3-phenyl-1H-pyrazole-5-carboxylate

Methyl 1-Cbz-3-methylpiperidine-3-carboxylate

Methyl 2-(2-oxoindolin-6-yl)acetate

Methyl 3-(4-chlorophenyl)-1-m-tolyl-1H-pyrazole-5-carboxylate

Methyl 3-bromo-4-ethoxy-5-methoxybenzoate

Methyl 3-methyl-1-p-tolyl-1H-pyrazole-5-carboxylate