[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a phenethylamine alkaloid, a tertiary amine and a terminal acetylenic compound. It is a conjugate base of a selegiline(1+)."}, {"from": "gpt", "value": "[C][C][Branch1][#Branch2][C][C][=C][C][=C][C][=C][Ring1][=Branch1][N][Branch1][C][C][C][C][#C]"}]