an N-acylsphing-4-enine + H2O <=> sphing-4-enine + a fatty acid
an n-acylsphing-4-enine + h2o <=> sphing-4-enine + a fatty acid
an N-acylsphing-4-enine + H2O <=> sphing-4-enine + a fatty acid
an n-acylsphing-4-enine + h2o <=> sphing-4-enine + a fatty acid