The molecule is a monoterpenoid indole alkaloid, a tertiary alcohol, an organic heteropentacyclic compound and a methyl ester. It derives from a tabersonine. It is a conjugate base of a 3-hydroxy-16-methoxy-2,3-dihydrotabersoninium.
methyl (1S,9R,10R,12R,19S)-12-ethyl-10-hydroxy-5-methoxy-8,16-diazapentacyclo[10.6.1.01,9.02,7.016,19]nonadeca-2(7),3,5,13-tetraene-10-carboxylate