[{"from": "human", "value": "Could you provide a description of this molecule? [C][C@@H1][Branch1][=N][C@H1][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][O][N][C]"}, {"from": "gpt", "value": "The molecule is structurally related to [ephedrine] but exerts a weaker effect on the sympathetic nervous system. Both drugs naturally occur in in ephedra plant which have a history of use in traditional Eastern medicine and were first researched in the west in 1889. The decongestant effect of pseudoephedrine was described in dogs in 1927."}]