Synthesis of vinca alkaloids and related compounds. 63. A new synthetic pathway for preparing alkaloids and related compounds with the aspidosperma skeleton. Total syntheses of (±)-vincadifformine, (±)-tabersonine, and (±)-3-oxotabersonine. - Kalaus,Gy.; Greiner,I.; Kajtár-Peredy,M.; Brlik,J.; Szabó,L.; Szántay,Cs. (J Org Chem, 1993)