preferred_name: butanoyl-CoA + (R)-carnitine => O-butanoyl-(R)-carnitine + CoA
preferred_name_lc: butanoyl-coa + (r)-carnitine => o-butanoyl-(r)-carnitine + coa
label: butanoyl-CoA + (R)-carnitine => O-butanoyl-(R)-carnitine + CoA
label_lc: butanoyl-coa + (r)-carnitine => o-butanoyl-(r)-carnitine + coa