SEARCH Articles Figures Tables A path showing the formation of the piece of -vinblastine representing the catharanthine -like fragment needed for the total synthesis. After Yokoshima, S. Ueda, T. Kobayashi, S. Sato, A. Kuboyama, T. Tokuyama, H. Fukuyama,T. Pure Appl. Chem., 2003, 75,29. OTBDPS f-butyldiphenylsilyl ether OTMS trimethylsilyl ether OTHP tetrahy-dropyranyl acetal OTES trie thy Isilyl ether OTs toluenesulfonate ester. [Publishers Imprint]