[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is zwitterionic form N-(6-aminohexanoyl)-6-aminohexanoic acid. It is a tautomer of a N-(6-aminohexanoyl)-6-aminohexanoic acid."}, {"from": "gpt", "value": "[C][Branch2][Ring1][C][C][C][C][=Branch1][C][=O][N][C][C][C][C][C][C][=Branch1][C][=O][O-1][C][C][NH3+1]"}]