Glutriptolide 2 (IMAGE) Johns Hopkins Medicine Caption The chemical structure of glutriptolide 2. Triptolide (blue), linker (black), glucose (red). Credit None Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.