The molecule is a tembetarine obtained by methylation of the tertiary amino function of (R)-reticuline. It derives from a (R)-reticuline. It is an enantiomer of a (S)-tembetarine.
(1R)-1-[(3-hydroxy-4-methoxyphenyl)methyl]-6-methoxy-2,2-dimethyl-3,4-dihydro-1H-isoquinolin-2-ium-7-ol