1-benzyl-4-{2-[(4-methoxybenzyl)amino]-2-oxoethyl}-4-piperidinecarboxylic acid

8-benzyl-3-oxa-8-azaspiro[4.5]decane-2,4-dione

4-甲氧基苄胺

N-苄基哌啶酮

2-(1-苄基-4-哌啶基)-2-氰基乙酸乙酯