Breast cancer is the most common type of cancer and is also the second leading cause of cancer‑associated death in women worldwide. Thus, there is an urgent requirement for the development of effective treatments for this disease. Bridelia ovata and Croton oblongifolius are herbs used in Thai
New ent-trachylobane-3β-hydroperoxide (5) together with four known compounds, ricinine (1), trimethoxy ellagic acid (2), dimethoxy ellagic acid (3) and aleurotolic acid (4) were isolated from the methylene chloride fraction of the root bark of