Huperzine R, a Novel 15-Carbon Lycopodium Alkaloid from Huperzia serrata

Huperzine R, a Novel 15-Carbon <i>Lycopodium</i> Alkaloid from <i>Huperzia serrata</i> Huperzine R, a Novel 15-Carbon <i>Lycopodium</i> Alkaloid from <i>Huperzia serrata</i> Huperzimine, a novel Lycopodium alkaloid from Huperzia serrata Huperzine P, a novel Lycopodium alkaloid from Huperzia serrata A New Lycopodine Alkaloid from Huperzia Serrata Lycopodium Alkaloids from <i>Huperzia serrata</i> Two New Lycopodine Alkaloids from <i>Huperzia serrata</i> Lycopodium Alkaloids from Huperzia serrata Two New Lycopodine Alkaloids from Huperzia serrata Huperzines S, T, and U: New Lycopodium alkaloids from Huperzia serrata