New Acetylenic Compounds from the Stony Coral Montipora sp.

New Acetylenic Compounds from the Stony Coral <i>Montipora </i>sp. Cytotoxic Diacetylenes from the Stony Coral <i>Montipora</i> Species Montiporic Acids A and B, Cytotoxic and Antimicrobial Polyacetylene Carboxylic Acids from Eggs of the Scleractinian Coral <i>Montipora digitata</i> New Acetylenic Acids from a Sponge of the Genus <i>Stelletta</i> Montipyridine, a New Pyridinium Alkaloid from the Stony Coral <i>Montipora</i> Species Cytotoxic Polyacetylenes from the Marine Sponge Petrosia sp. A New Cytotoxic Polyhydroxysterol from Soft Coral Sarcophyton trocheliophorum. Montipyridine, a New Pyridinium Alkaloid from the Stony Coral Montipora Species New Cytotoxic Polyacetylenes from the Marine Sponge <i>Petrosia</i> Additional Cytotoxic Polyacetylenes from the Marine Sponge <i>Petrosia </i>Species