@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 2025/01/03}}}