[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is an orally administered compound for treatment of moderate or severe active rheumatoid arthritis that is currently undergoing phase II clinical testing in eight European countries."}, {"from": "gpt", "value": "[C][C][=C][C][=C][Branch1][=Branch1][C][=C][Ring1][=Branch1][C][N][=C][C][=Branch1][Ring2][=N][Ring1][=Branch2][C][=C][Branch1][P][N][Ring1][=Branch1][C][C][=Branch1][C][=O][N][C][C][N][Branch1][C][C][C][C][=C][C][=Branch1][Ring2][=C][Ring1][S][Cl]"}]