[{"from": "human", "value": "Generate a molecule based on this description. The molecule is an odorless light yellow to tan crystalline powder. Tasteless. Used medicinally against nematodes in animals."}, {"from": "gpt", "value": "[C][N][C][C][C][N][=C][Ring1][=Branch1][/C][=C][/C][=C][C][=C][S][Ring1][Branch1].[C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=C][Branch2][Ring2][Ring1][C][=Branch2][Ring1][=C][=C][Ring1][#Branch1][C][C][=C][Branch2][Ring1][Ring2][C][=Branch1][N][=C][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring1][#Branch2][C][=Branch1][C][=O][O][O][O][C][=Branch1][C][=O][O]"}]