<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: Gs-1069518 Inhibits A4B7-Dependent Gut Homing In Mouse, But Does Not Affect A4B1-Dependent Cns Homing In An Eae Adoptive Transfer Model[/INST] Yes</s>