2-carboxy-5-formylfuran + H2O <=> 2-carboxy-5-(dihydroxymethyl)furan
2-carboxy-5-formylfuran + h2o <=> 2-carboxy-5-(dihydroxymethyl)furan
2-carboxy-5-formylfuran + H2O <=> 2-carboxy-5-(dihydroxymethyl)furan
2-carboxy-5-formylfuran + h2o <=> 2-carboxy-5-(dihydroxymethyl)furan