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