<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: Maintenance Of Week 12 Responses Through Week 52 With Etrasimod In Subjects With Moderately To Severely Active Ulcerative Colitis:Post Hoc Analysis Of The Phase 3 Elevate Uc 52 Trial[/INST] Yes</s>