[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an insect repellent. It has broad efficacy against different insects and is almost colorless and odorless."}, {"from": "gpt", "value": "[C][C][C][Branch1][C][C][O][C][=Branch1][C][=O][N][C][C][C][C][C][Ring1][=Branch1][C][C][O]"}]