TY - JOUR T1 - Synthesis of the core ring system of the stemona alkaloids by cascade condensation, cyclization, intramolecular cycloaddition. JO - Org Biomol Chem PY - 2010/08/24 AU - Burrell AJM AU - Watson L AU - Martin NG AU - Oram N AU - Coldham I ED - DO - DOI: 10.1039/c0ob00408a VL - 8 IS - 20 SP - 4530 EP - 4532 Y2 - 2025/04/10 ER -