glycine betaine(in) + (R)-carnitine(out) => glycine betaine(out) + (R)-carnitine(in)
glycine betaine(in) + (r)-carnitine(out) => glycine betaine(out) + (r)-carnitine(in)
glycine betaine(in) + (R)-carnitine(out) => glycine betaine(out) + (R)-carnitine(in)
glycine betaine(in) + (r)-carnitine(out) => glycine betaine(out) + (r)-carnitine(in)