%0 Journal Article %T 24-O-Ethylmanoalide, a Manoalide-related Sesterterpene from the Marine sponge Luffariella cf. variabilis %A Anne Gauvin-Bialecki %A Maurice Aknin %A Jacqueline Smadja %J Molecules %D 2008 %I MDPI AG %R 10.3390/molecules13123184 %X A new manoalide-related sesterterpene, 24-O-ethylmanoalide (3), was isolated from the Indian Ocean sponge Luffariella cf. variabilis, together with the known compounds manoalide (1), seco-manoalide, manoalide monoacetate and 24-O-methylmanoalide (2). The structure of compound 3 was elucidated by interpretation of its spectroscopic data. %K Luffariella cf. variabilis %K Demospongiae %K Manoalide-related sesterterpene %K 24- O-ethylmanoalide %U http://www.mdpi.com/1420-3049/13/12/3184