[{"from": "human", "value": "Generate a molecule based on this description. The molecule appears as white to yellowish crystals that redden on exposure to light. "}, {"from": "gpt", "value": "[C][C][=C][C][=Branch2][Ring1][P][=C][Branch2][Ring1][N][C][=C][Ring1][=Branch1][C][C][Ring1][=Branch2][Branch1][P][C][O][C][=C][Ring1][=Branch1][C][=C][C][=Branch1][Branch1][=C][Ring1][=Branch1][O][O][O][O][O]"}]