financially supported by the National Natural Science Foundation of China(No.81172958);the Basic Research Subject of Key Laboratory Supported by Educational Commission of Liaoning Province of China(No.LZ2014044)
Macleayine (1), a new natural occurring alkaloid with a unique spiro [furanone-piperidinedione] framework, was isolated from the aerial parts ofMacleaya cordata. Its unusual structure was established by extensive sp...