(R)-carnitine + an acyl-CoA <=> an O-acyl-(R)-carnitine + CoA
(r)-carnitine + an acyl-coa <=> an o-acyl-(r)-carnitine + coa
(R)-carnitine + an acyl-CoA <=> an O-acyl-(R)-carnitine + CoA
(r)-carnitine + an acyl-coa <=> an o-acyl-(r)-carnitine + coa