2-苯甲酰基-2-氮杂双环[2.1.1]己烷-1-羧酸甲酯

2,2-dichloro-3-(phenylmethoxymethyl)cyclobutan-1-one

3-((苄氧基)甲基)环丁酮

methyl 2-(allyl-benzoyl-amino)prop-2-enoate

ethyl 2-acetyl-2-azabicyclo[2.1.1]hexane-1-carboxylate