beta-D-glucosyl-(1<->1)-sphing-4-enine + H2O => sphing-4-enine + D-glucose
beta-d-glucosyl-(1<->1)-sphing-4-enine + h2o => sphing-4-enine + d-glucose
beta-D-glucosyl-(1<->1)-sphing-4-enine + H2O => sphing-4-enine + D-glucose
beta-d-glucosyl-(1<->1)-sphing-4-enine + h2o => sphing-4-enine + d-glucose