title: Chemical Study and Absolute Configuration of a New Marine Secospatane from the Brown Alga Dilophus okamurae.
abstract: A new diterpene, dilkamural (1), of the secospatane class has been isolated from the brown alga Dilophus okamurae Dawson, and its structure, including absolute stereochemistry, has been determined by NMR spectroscopic and chemical means.
authors.affiliation: Marine Greens Laboratory Company, Ltd., Mori, Iyo, Ehime 799-3192, Japan, and Faculty of Pharmaceutical Sciences, Tokushima University, Tokushima 770-8505, Japan.
authors.forename: Masayori
authors.initials: M
authors.lastname: Ninomiya
authors.forename: Hideo
authors.initials: H
authors.lastname: Hirohara
authors.forename: Jun-ichi
authors.lastname: Onishi Ji
authors.forename: Takenori
authors.initials: T
authors.lastname: Kusumi