[{"from": "human", "value": "Provide a description of this molecule. [C][Branch2][Ring2][#Branch1][C@@H1][C][=Branch2][Ring1][P][=C][Branch2][Ring1][N][C@H1][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][N][C][=C][Branch1][Ring2][N][Ring1][#Branch1][C][=Branch1][C][=O][N][C][=Branch1][Ring2][=N][Ring1][Branch2][N][S-1][S-1][O][P][=Branch1][C][=O][Branch1][C][O][O].[O][=W][=O]"}, {"from": "gpt", "value": "The molecule is a W-molybdopterin cofactor in which the coordinated tungsten species is WO2. It is a conjugate acid of a WO2-molybdopterin cofactor(2-)."}]