[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a C13 straight-chain saturated fatty acid where the aliphatic hydrogens have been replaced by deuterium atoms. It is a long-chain fatty acid, a straight-chain saturated fatty acid and a deuterated fatty acid. It is functionally related to a tridecanoic acid."}, {"from": "gpt", "value": "[2H][C][Branch1][C][2H][Branch1][C][2H][C][Branch1][C][2H][Branch1][C][2H][C][Branch1][C][2H][Branch1][C][2H][C][Branch1][C][2H][Branch1][C][2H][C][Branch1][C][2H][Branch1][C][2H][C][Branch1][C][2H][Branch1][C][2H][C][Branch1][C][2H][Branch1][C][2H][C][Branch1][C][2H][Branch1][C][2H][C][Branch1][C][2H][Branch1][C][2H][C][Branch1][C][2H][Branch1][C][2H][C][Branch1][C][2H][Branch1][C][2H][C][Branch1][C][2H][Branch1][C][2H][C][=Branch1][C][=O][O]"}]