(4R,4aS,7aR,12bS)-4a-hydroxy-9-methoxy-3-methyl-3-oxido-2,4,5,6,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-3-ium-7-one
(4R,4aS,7aR,12bS)-4a-hydroxy-9-methoxy-3-methyl-3-oxido-2,4,5,6,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-3-ium-7-one