[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is an iron coordination entity and an ethylenediamine derivative."}, {"from": "gpt", "value": "[C][Branch1][Ring1][C][N][N].[C][Branch1][Ring1][C][N][N].[C][Branch1][Ring1][C][N][N].[Fe+3]"}]