1-((2'-cyanobiphenyl-4-yl)methyl)-2-n-butyl-4-spirocyclopentane-2-imidazolin-5-one hydrochloride

4-[(2-butyl-4-oxo-1,3-diazaspiro[4.4]non-1-en-3-yl)methyl]phenylboronic acid

2-溴苯腈

邻氯苯腈

氰化亚铜