The molecule is the trialkylammonium ion resulting from the protonation of the amino group of neopinone. It is a conjugate acid of a neopinone.
(4R,7aR,12bS)-9-methoxy-3-methyl-2,3,4,6,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-3-ium-7-one