D-cellotetraono-1,5-lactone + H2O2 => D-cellotetraose + O2
d-cellotetraono-1,5-lactone + h2o2 => d-cellotetraose + o2
D-cellotetraono-1,5-lactone + H2O2 => D-cellotetraose + O2
d-cellotetraono-1,5-lactone + h2o2 => d-cellotetraose + o2