[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. Withdrawn from the Canadian, US, and UK markets in 1963 due to interactions with food products containing tyrosine."}, {"from": "gpt", "value": "[C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][N][C][=Branch1][C][=O][C][C][N][N][C][=Branch1][C][=O][C][=C][C][=N][C][=C][Ring1][=Branch1]"}]