The molecule is a cembrane diterpenoid that is an epimer of sinularolide B at C-3. Isolated from Sinularia gibberosa and has been found to exhibit antineoplastic activity. It has a role as a metabolite and an antineoplastic agent. It is a gamma-lactone, a cembrane diterpenoid, an epoxide, a macrocycle, a primary alcohol and a secondary alcohol.
(1R,3S,5S,8E,12E,14S,15R)-14-hydroxy-5-(hydroxymethyl)-9,13-dimethyl-18-methylidene-4,16-dioxatricyclo[13.3.0.03,5]octadeca-8,12-dien-17-one