A β-Carboline Alkaloid from the Soft Coral Lignopsis spongiosum

A β-Carboline Alkaloid from the Soft Coral Lignopsis spongiosum New b-carboline alkaloid from marine sponge Hyrtios reticulatus A New β-Carboline Alkaloid fromAilanthus altissima A New <i>N</i>-Carboxyindole Alkaloid from the Marine Sponge <i>Rhaphisia pallida</i> A β-Carboline Alkaloid from the Papua New Guinea Marine Sponge <i>Hyrtios reticulatus</i> Novel marine sponge alkaloids 3. β-carbolinium salts from Fascaplysinopsis reticulata A β-Carboline Alkaloid from the Papua New Guinea Marine Sponge Hyrtios reticulatus A New N-Carboxyindole Alkaloid from the Marine Sponge Rhaphisia pallida New β-Carboline Alkaloids from the Andaman Sea Sponge Dragmacidon sp. Ingenines A and B, Two New Alkaloids from the Indonesian Sponge Acanthostrongylophora ingens