<s>[INST] Given an abstract text, please determine whether it contains any drug mentions. Provide a 'Yes' or 'No' answer based on the presence or absence of drugs. Abstract Text: The Novel And Specific Chymase Inhibitor, Inva8001, Ameliorates The Phenotypes Of Primary Sclerosing Cholangitis (Psc) In Mdr2-/- Mice (Model Of Psc) By Downregulation Of Biliary Senescence[/INST] Yes</s>