1-Methyl-2-((3,4-dimethoxyphenethyl)imino)pyrrolidine hydrogen fumarate 27737-38-8 3,4-Dimethoxy-N-(1-methyl-2-pyrrolidinylidene)benzeneethanamine fumarate 67958-13-8 Benzeneethanamine, 3,4-dimethoxy-N-(1-methyl-2-pyrrolidinylidene)-, (E)-2-butenedioate (1:1) Mixidine fumarate