[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a trialkyl phosphate in which the alkyl group specified is 2-butoxyethyl. It has a role as an environmental contaminant and a flame retardant."}, {"from": "gpt", "value": "[C][C][C][C][O][C][C][O][P][=Branch1][C][=O][Branch1][=Branch2][O][C][C][O][C][C][C][C][O][C][C][O][C][C][C][C]"}]