[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule appears as a colorless liquid with an ethereal odor. Combustible. Flash point 176 \u00b0F. Corrosive to metals and tissue. Used to make other chemicals."}, {"from": "gpt", "value": "[C][O][C][=Branch1][C][=O][C][Branch1][C][Cl][Cl]"}]