[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a mineral with formula of Al2SiO4F2. The corresponding IMA (International Mineralogical Association) number is  . The IMA symbol is Tpz."}, {"from": "gpt", "value": "[C][C][C][C][Branch1][=Branch2][C][N][C][=N][C][=N][Ring1][Branch1][C][=C][Branch1][#Branch2][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][Cl][Cl]"}]