2-氮己环酮

二碳酸二叔丁酯

Carbamic acid, N-(5-oxopentyl)-, 1,1-dimethylethyl ester

N-(4-戊炔基)氨基甲酸叔丁酯

tert-butyl 6-[(diphenoxyphosphoryl)oxy]-3,4-dihydropyridine-1(2H)-carboxylate