glycine betaine + 2 H2O2 + H(+) => choline + 2 O2 + H2O
glycine betaine + 2 h2o2 + h(+) => choline + 2 o2 + h2o
glycine betaine + 2 H2O2 + H(+) => choline + 2 O2 + H2O
glycine betaine + 2 h2o2 + h(+) => choline + 2 o2 + h2o