huperzine a (-)-lycodine (4) shortest total synthesis …...huperzine a (-)-lycodine (4) shortest...

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Page 1: Huperzine A (-)-Lycodine (4) Shortest total synthesis …...Huperzine A (-)-Lycodine (4) Shortest total synthesis Potent AChE inhibitory activity 39 X O One pot y. 61% c.)-F1abelIidine