(2E)-butenoyl-CoA + (R)-carnitine = O-(2E)-butenoyl-(R)-carnitine + CoA
(2e)-butenoyl-coa + (r)-carnitine = o-(2e)-butenoyl-(r)-carnitine + coa
(2E)-butenoyl-CoA + (R)-carnitine = O-(2E)-butenoyl-(R)-carnitine + CoA
(2e)-butenoyl-coa + (r)-carnitine = o-(2e)-butenoyl-(r)-carnitine + coa