[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an off-white crystalline solid. "}, {"from": "gpt", "value": "[C][C][=C][C][=C][Branch1][=Branch1][C][=C][Ring1][=Branch1][C][S][C][=Branch1][Ring2][=N][Ring1][Branch2][N]"}]