a carboxylate + H2O2 + H(+) => an aldehyde + O2 + H2O
a carboxylate + h2o2 + h(+) => an aldehyde + o2 + h2o
a carboxylate + H2O2 + H(+) => an aldehyde + O2 + H2O
a carboxylate + h2o2 + h(+) => an aldehyde + o2 + h2o