Three apianane terpenoids, rel-(5S, 6S, 7S, 10R, 12S, 13R)-7-hydroxyapiana-8,14-diene-11,16-dion-(22,6)-olide, rel-(5S, 6S, 7R, 10R, 12S, 13R)-7-hydroxyapiana-8,14-diene-11,16-dion-(22,6)-olide and rel-(5S, 6S, 7S, 10R, 12R, 13S)-7-hydroxyapiana-8,14-diene-11,16-dion-(22,6)-olide were isolated from