acetoacetate + butanoyl-CoA <=> acetoacetyl-CoA + butanoate
acetoacetate + butanoyl-coa <=> acetoacetyl-coa + butanoate
acetoacetate + butanoyl-CoA <=> acetoacetyl-CoA + butanoate
acetoacetate + butanoyl-coa <=> acetoacetyl-coa + butanoate