Patent 8431578 was granted and assigned to Novartis on April, 2013 by the United States Patent and Trademark Office.
Compounds of formula (I) in free or salt or solvate form, where T1, T2, and T3 have the meanings as indicated in the specification, are useful for treating inflammatory or obstructive airways, pulmonary hypertension, pulmonary fibrosis, liver fibrosis, muscle diseases and systemic skeletal disorders. Pharmaceutical compositions that contain the compounds and processes for preparing the compounds are also described.