@article {6720, title = {The olefin metathesis approach to epothilone A and its analogues}, journal = {Journal of the American Chemical Society}, year = {1997}, pages = {7960-7973}, doi = {10.1021/ja971109i}, author = {K.C. Nicolaou and Y. He and D. Vourloumis and H. Vallberg and F. Roschangar and F. Sarabia and S. Ninkovic and Z. Yang and J.I. Trujillo} }