Corticoidderivater, fremgangsmåde til fremstilling af corticoidderivaterne, farmaceutisk præparat indeholdende corticoidderivaterne samt mellemprodukter

Novel corticoid derivatives are disclosed. These derivatives have a strong topical anti-inflammatory activity and extremely weak systemic adverse reactions and are useful for the treatment of acute and chronic eczema, eczema seborrhoicorum, contact dermatitis, atopic dermatitis, psoriasis, asthma, allergic rhinitis, vasomotor rhinitis, hemorrhoids, auditory disorder, ocular disorder, stomatitis, etc.