[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is an anthelmintic effective for pinworms. Several forms of pyrvinium have been prepared with variable counter anions, such as halides, tosylate, triflate and pamoate. Pyrvinum's anti-cancer properties are currently under investigation."}, {"from": "gpt", "value": "[C][C][=C][C][=Branch1][S][=C][Branch1][N][N][Ring1][Branch1][C][=C][C][=C][C][=C][Ring1][=Branch1][C][/C][=C][/C][=N+1][Branch2][Ring1][=Branch1][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=C][Branch1][Branch1][C][=C][Ring1][Branch2][N][Branch1][C][C][C][C]"}]