Synthesis of 12-epi-ent-polyalthenol an antitumour indole sesquiterpene alkaloid

1. Marcos, I.S.
2. Moro, R.F.
3. Costales, I.
4. Basabe, P.
5. Díez, D.
6. Mollinedo, F.
7. Urones, J.G.