(R)-carnitine + acetyl-CoA = O-acetyl-(R)-carnitine + CoA
(r)-carnitine + acetyl-coa = o-acetyl-(r)-carnitine + coa
(R)-carnitine + acetyl-CoA = O-acetyl-(R)-carnitine + CoA
(r)-carnitine + acetyl-coa = o-acetyl-(r)-carnitine + coa