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