D-xylotrionate + H(+) => D-xylotriono-1,5-lactone + H2O
d-xylotrionate + h(+) => d-xylotriono-1,5-lactone + h2o
D-xylotrionate + H(+) => D-xylotriono-1,5-lactone + H2O
d-xylotrionate + h(+) => d-xylotriono-1,5-lactone + h2o