RARs are nuclear receptors (RARα, RARβ, RARγ) essential for cell growth, differentiation, and skin health.
He was the 12,622nd player to debut in Major League history on September 6, 1967. 12622 rar
If you are looking for a review of the compression tool itself: RARs are nuclear receptors (RARα, RARβ, RARγ) essential