Synthesis of Vinca alkaloids and related compounds. 21. Preparation of (.+-.)-eburnamonine, (.+-.)-3-epieburnamonine, and (.+-.)-C-norquebrachamine from a common intermediate
Synthesis of Vinca alkaloids and related compounds. 21. Preparation of (.+-.)-eburnamonine, (.+-.)-3-epieburnamonine, and (.+-.)-C-norquebrachamine from a common intermediate