1-苄基-4-哌啶乙酸

1-(4-吡啶基)乙醇

1-Benzyl-4-Piperidine acetic acid ethylester

1-吡啶-4-基环丙烷-1-羧酸乙酯

(+/-) 3-乙基-3-(4-吡啶)-2,6-哌啶二酮