Phlegmarine, a likely key intermediate in the biosynthesis of the Lycopodium alkaloids

Phlegmarine, a likely key intermediate in the biosynthesis of the Lycopodium alkaloids Phlegmadines B and C, two Lycopodium alkaloids with 6/5/5/5/7 pentacyclic skeleton from Phlegmariurus phlegmaria Lycophlegmarinines A–F, new Lycopodium alkaloids from Phlegmariurus phlegmaria Two new Lycopodium alkaloids from Phlegmariurus phlegmaria (L.) Holub New Lycopodium alkaloids from Phlegmariurus squarrosus Lycospidine A, a New Type of Lycopodium Alkaloid from Lycopodium complanatum Lycojaponicumins D and E: Two New Alkaloids from Lycopodium japonicum Lycopladine H, a novel alkaloid with fused-tetracyclic skeleton from Lycopodium complanatum Phlenumdines A−C, New Lycopodium Alkaloids Isolated from Phlegmariurus nummulariifolius Phlefargesiine A, a C16N2 Lycopodium alkaloid with an unprecedented [6/7/6/6]-tetracyclic skeleton from Phlegmariurus fargesii