Three novel bis(indole) alkaloids from a stony coral, Tubastraea sp.

Three novel bis(indole) alkaloids from a stony coral, Tubastraea sp. Aplysinopsin Dimers from a Stony Coral. Tubastraea aurea An antiplasmodial new (bis)indole alkaloid from the hard coral Tubastraea sp. Tubastraine: Isolation and Structure of a Novel Alkaloid from the Stony Coral Tubastraea micrantha On the origin of quasi-racemic aplysinopsin cycloadducts, (bis)indole alkaloids isolated from scleractinian corals of the family Dendrophylliidae. Involvement of enantiodefective Diels–Alderases or asymmetric induction in artifact processes involving adventitious catalysts? Rhopaladins A ∼ D, new indole alkaloids from marine tunicate Rhopalaea sp Coscinamides A, B and C, three new bis indole alkaloids from the marine sponge Coscinoderma sp. Chemical diversity in the scleractinian coral Astroides calycularis Chemical diversity in the scleractinian coral Astroides calycularis Bisindole alkaloid artifacts from Gonioma malagasy