[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a Phosphodiesterase 4 Inhibitor. The mechanism of action of crisaborole is as a Phosphodiesterase 4 Inhibitor."}, {"from": "gpt", "value": "[B][Branch2][Ring1][=C][C][=C][Branch1][Branch1][C][O][Ring1][Branch1][C][=C][Branch1][Branch1][C][=C][Ring1][Branch2][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][#N][O]"}]