| abstract |
The present invention provides a drug which is useful for the prevention, treatment and/or amelioration of autoimmune diseases (e.g., psoriasis, rheumatoid arthritis, inflammatory bowel disease, sjogren's syndrome, behcet's disease, multiple sclerosis, systemic lupus erythematosus, etc.), and which has an excellent JAK Kinase (Janus Kinase) inhibitory activity. The invention also provides pharmaceutically acceptable compositions comprising said compounds and processes for preparing these compounds. |