An F. Hoffmann-la Roche Ltd. and Hoffmann-la Roche Inc. patent describes prodrugs of serine/threonine-protein salt-inducible kinases (SIK) inhibitors. They are reported to be useful for the treatment of atherosclerosis, type 2 diabetes, giant cell arteritis, glomerulonephritis, inflammatory bowel disease, metabolic dysfunction-associated steatohepatitis (MASH; NASH), primary sclerosing cholangitis and rheumatoid arthritis.