N-(tetracosanoyl)-sphing-4-enine-1-phosphocholine + H2O <=> N-tetracosanoyl-sphing-4-enine + phosphocholine + H(+)
n-(tetracosanoyl)-sphing-4-enine-1-phosphocholine + h2o <=> n-tetracosanoyl-sphing-4-enine + phosphocholine + h(+)