[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule appears as green crystals or white crystalline solid. Melting point 215-217 \u00b0F. Highly toxic."}, {"from": "gpt", "value": "[C][C][=C][C][=C][C][=C][Ring1][=Branch1][N].[Cl]"}]