1-苄基-4-(苯胺基)哌啶-4-羧酸

甲醇

1-(phenylmethyl)-4,4-(2-phenyl-2,4-diaza-4-oxo-cyclopentane)piperidine

4-苯胺-1-苄基哌啶-4-羧酰胺

N-苄基-4-苯氨基哌啶-4-氰基