CDP-D-glucose => CDP-4-dehydro-6-deoxy-D-glucose + H2O
cdp-d-glucose => cdp-4-dehydro-6-deoxy-d-glucose + h2o
CDP-D-glucose => CDP-4-dehydro-6-deoxy-D-glucose + H2O
cdp-d-glucose => cdp-4-dehydro-6-deoxy-d-glucose + h2o