[{"from": "human", "value": "Provide a description of this molecule. [C][C][C][C][Branch1][N][C][C][Branch1][Ring2][C][Ring1][=Branch1][Branch1][C][C][C][O][C][=Branch1][C][=O][C@@H1][C][C][C][=Branch1][C][=O][N][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is a pyrrolidone non-competitive inhibitor of hydroxymethyl-glutaryl coenzyme A (HMG-CoA) reductase. Crilvastatin acts by stimulating LDL-cholesterol uptake by hepatocytes and also by stimulating bile cholesterol and bile salt secretion."}]