[{"from": "human", "value": "What can you tell me about this molecule? [C][C][O][C][=C][Branch2][Ring2][S][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C@@H1][Branch1][#Branch2][C][S][=Branch1][C][=O][=Branch1][C][=O][C][N][C][=Branch1][C][=O][C][=C][Branch1][Branch1][C][Ring1][=Branch1][=O][C][=Branch1][=Branch1][=C][C][=C][Ring1][Branch2][N][C][=Branch1][C][=O][C][O][C]"}, {"from": "gpt", "value": "The molecule is an orally available, small molecule inhibitor of phosphodiesterase-4 (PDE-4) and an immunomodulating agent that is used for treatment of refractory psoriatic arthritis. Apremilast has been linked to a low rate of serum enzyme elevations during therapy, but has not been implicated in cases of clinically apparent acute liver injury."}]