[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a chemical compound of aluminum.  Aluminum is the most abundant metal in the earth's crust and is always found combined with other elements such as oxygen, silicon, and fluorine.  (L739, L740)"}, {"from": "gpt", "value": "[C][C][C][Branch1][C][C][O-1].[C][C][C][Branch1][C][C][O-1].[C][C][C][Branch1][C][C][O-1].[Al+3]"}]