[{"from": "human", "value": "Provide a brief overview of this molecule. [C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N][=C][Branch1][C][N][N][=C][Branch1][C][N][N]"}, {"from": "gpt", "value": "The molecule is a member of the class of biguanides that is biguanide in which one of the terminal nitrogen atoms is substituted by a phenyl group. It has a role as a central nervous system drug. It is functionally related to a biguanide."}]