Abstract: The disclosure provides compounds and pharmaceutically acceptable salts thereof of Formula (I) The variables, R, R!-R3 and the A-ring are described herein. A can be a cyclohexyl ring. The compounds are inhibitors of JAK1 Kinase and are useful in methods of treating an allergic, inflammatory, or autoimmune orders, in a patient, comprising administering a therapeutically effective amount of compound of Formula I or salt thereof, to the patient. The disclosure also provides pharmaceutical formulations containing a compound of Formula I.