Kavita Tundulawessa
(Chulalongkorn University, 2006)
Five labdane diterpenoids, ent-3-oxomanoyl oxide (1), ent-1,2-dehydro-3-oxomanoyl oxide (2), ent-1,2-dehydro-12[alpha]-hydroxy-3-oxomonoyl oxide (3), ent-1[beta]-hydroxy-3-oxo-manoyl oxide (4) and ent-3[alpha]-hydroxymanoyl ...