A New Cycloamphilectene Metabolite from the Vanuatu Sponge Axinella sp.

A New Cycloamphilectene Metabolite from the Vanuatu Sponge <i>Axinella</i> sp. 7-Hydroxyceratinamine, a New Cyanoformamide-Containing Metabolite from a Sponge, <i>Aplysinella </i>sp. 7-Hydroxyceratinamine, a New Cyanoformamide-Containing Metabolite from a Sponge, <i>Aplysinella </i>sp. Stereochemical challenges in characterizing nitrogenous spiro-axane sesquiterpenes from the Indo-Pacific sponges Amorphinopsis and Axinyssa Axinellamide, a new alkaloid from the marine sponge Axinella sp. Axinellamide, a new alkaloid from the marine sponge axinella sp. Axinellamide, a new alkaloid from the marine sponge Axinella sp. Metabolites of the Palauan Sponge Axinyssa aplysinoides Metabolites of the Palauan Sponge Axinyssa aplysinoides Two New Nitrogenous Sesquiterpenes from the Sponge <i>Axinyssa aplysinoides</i>