Chemistry of the Podocarpaceae. LXXVI. 8,13-Epoxy-3-β-hydroxylabd-14-en-2-one and 8,13-Epoxy-2-hydroxylabda-1,14-dien-3-one, New Diterpenoids From Lagarostrobus colensoi

Two new diterpenoids isolated from the wood of Lagarostrobus colensoi have been identified as 8,13-epoxy-3β-hydroxylabd-14-en-2-one (3) and 8,13-epoxy-2-hydroxylabda-1,14-dien-3-one (5).