4-(4-phenylcarbonyloxybutoxy)butyl benzoate

1-cyclopentylpyrrolidine

N,N',N''-三苯基-1,3,5-三嗪-2,4,6-三胺

1-(2-氨乙基)吡咯烷

1,2-双(吡咯烷)-乙烷