The molecule is an ent-kaurane diterpenoid that is ent-kauran-19-oic acid in which a double bond is present at position 16(17); exhibits anticancer and anti-HIV 1 activity. It has a role as an anti-HIV-1 agent, an antineoplastic agent and a plant metabolite. It is a conjugate acid of an ent-kaur-16-en-19-oate.
(1S,4S,5R,9S,10R,13R)-5,9-dimethyl-14-methylidenetetracyclo[11.2.1.01,10.04,9]hexadecane-5-carboxylic acid