REARRANGEMENT OF ASPIDOSPERMA ALKALOIDS WITH A MODIFIED TRYPTAMINE CHAIN - REVISED STRUCTURE OF THE POLONOVSKI-POTIER REACTION-PRODUCT OF 5-CYANO-16-CHLORO-1-DEHYDROVINCADIFFORMINE
G. Lewin et al., REARRANGEMENT OF ASPIDOSPERMA ALKALOIDS WITH A MODIFIED TRYPTAMINE CHAIN - REVISED STRUCTURE OF THE POLONOVSKI-POTIER REACTION-PRODUCT OF 5-CYANO-16-CHLORO-1-DEHYDROVINCADIFFORMINE, Journal of organic chemistry, 61(26), 1996, pp. 9614-9616