<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: Szn-1326, A Wnt Mimetic, Decreased Intestinal Fibrosis In A Dextran Sulfate Sodium (Dss)-Induced Chronic Colitis Mouse Model[/INST] Yes</s>