The molecule is a macrocyclic diterpenoid isolated from the soft coral Sinularia microclavata and has been shown to exhibit cytotoxic activities against tumor cell lines. It has a role as an antineoplastic agent and a coral metabolite. It is a diterpenoid, a macrocycle, an enone and an epoxide.
(1R,2E,5E,7R,9R,12S,15S)-3,7,12,16,16-pentamethyl-8-oxatricyclo[13.1.0.07,9]hexadeca-2,5-diene-4,10-dione