@article{article, title = {{Synthesis of tetracyclic indole-containing ring systems by intramolecular cycloadditions of azomethine ylides}}, url = {{}}, year = {{2007}}, month = {{1}}, author = {{Coldham I and Dobson BC and Franklin AI and Fletcher SR}}, doi = {{10.1016/j.tetlet.2006.11.130}}, volume = {{48}}, journal = {{TETRAHEDRON LETT}}, issue = {{5}}, pages = {{873-875}}, note = {{Accessed on 2025/04/17}}}