Hanhinen P, Lounasmaa M
Laboratory for Organic and Bioorganic Chemistry, Technical University of Helsinki, P.O. Box 6100, FIN-02015 HUT Espoo, Finland.
J Nat Prod. 2001 May;64(5):686-7. doi: 10.1021/np000618m.
Careful reexamination of the published 1H and 13C NMR spectral data of ajmalimine (1), an indole alkaloid from the roots of Rauvolfia serpentina, indicates that, in reality, the compound is (+)-17R-O-(3',4',5'-trimethoxybenzoyl)ajmaline (3).