四丁基醋酸铵

methyl 1-benzyl-4-oxoazetidine-2-carboxylate

N-benzyl-N-prop-2-enylacetamide

2-溴-N-苄基-乙酰胺

1,1'-(2-oxo-1H-imidazole-1,3(2H)-diyl)bis(ethan-1-one)