Sinomenine115-53-7100 % similar Sinomenine hydrochloride6080-33-795 % similar (+)-Isocorydine475-67-237 % similar Dextromethorphan125-71-336 % similar Isocorydine hydrochloride13552-72-235 % similar Dextromethorphan hydrobromide monohydrate6700-34-133 % similar Rel-(4ar,8ar)-4A,5,9,10,11,12-hexahydro-3-methoxy-11-methyl-6H-benzofuro[3A,3,2-ef][2]benzazepin-6-one1668-86-631 % similar (-)-Galantamine357-70-030 % similar