2-[(4-甲氧基苯基)甲基]-8-(苯基甲基)-2,8-二氮杂螺[4.5]-1,3-癸二酮

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

2-(1-苄基-4-哌啶)乙腈

Ethyl N-[(2-{4-[(E)-(hydroxyhydrazono)methyl]phenyl}-1-oxo-2,8-di azaspiro[4.5]dec-8-yl)carbonyl]-β-alaninate

1-Benzyl-4-(carboxymethyl)-4-piperidinecarboxylic acid hydrochlor ide (1:1)