[{"from": "human", "value": "Please give me some details about this molecule. [C][=C][C][=N][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][#C][C][C][C][=C][N][C][=C][Branch1][=Branch2][C][=C][C][Ring1][=Branch1][=N][Ring1][=Branch2][F]"}, {"from": "gpt", "value": "The molecule has been used in trials studying the treatment of Parkinson's Disease. It is a metabotropic glutamate receptor 5 (mGluR5) negative allosteric modulator (NAM)."}]