The molecule is an ammonium ion resulting from the protonation of the tertiary amino group of (+)-vincadifformine. The major species at pH 7.3. It is a conjugate acid of a (+)-vincadifformine. It is an enantiomer of a (-)-vincadifformine(1+).
methyl (1S,12R,19R)-12-ethyl-8-aza-16-azoniapentacyclo[10.6.1.01,9.02,7.016,19]nonadeca-2,4,6,9-tetraene-10-carboxylate