[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an alpha-amino fatty acid that is heptanoic acid substituted by an amino group at position 2 (the 2R stereoisomer). It has a role as a metabolite. It is functionally related to a heptanoic acid."}, {"from": "gpt", "value": "[C][C][C][C][C][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}]