Ethyl 1-benzyl-3-oxo-4-piperidinecarboxylate hydrochloride |
1-Benzyl-4-ethoxycarbonyl-3-piperidone hydrochloride |
1-Benzyl-4-carboethoxy-3-piperidone hydrochloride |
Ethyl 1-benzyl-3-piperidone-4-carboxylate hydrochloride |
ethyl n-benzyl-3-oxo-4-piperidine-carboxylate hydrochloride |