New haliclamines E and F from the Arctic sponge Haliclona viscosa

New haliclamines E and F from the Arctic sponge Haliclona viscosa New haliclamines E and F from the Arctic sponge Haliclona viscosa Two New Haliclamines from the Arctic Sponge Haliclona viscosa The Arctic sponge Haliclona viscosa as a source of a wide array of 3-alkyl pyridine alkaloids Haliclocyclin C, a New Monomeric 3-Alkyl Pyridinium Alkaloid from the Arctic Marine Sponge Haliclona viscosa Haliclocyclin C, a New Monomeric 3-Alkyl Pyridinium Alkaloid from the Arctic Marine Sponge Haliclona viscosa Synthesis of 3-Alkyl Pyridinium Alkaloids from the Arctic Sponge Haliclona viscosa Viscosaline: new 3-alkyl pyridinium alkaloid from the Arctic sponge Haliclona viscosa 3-Alkylpyridinium Alkaloids from the Pacific Sponge <i>Haliclona</i> sp. 3-Alkylpyridinium Alkaloids from the Pacific Sponge <i>Haliclona</i> sp.