a sphingosylphosphocholine + H2O => a sphingoid base + phosphocholine + H(+)
a sphingosylphosphocholine + h2o => a sphingoid base + phosphocholine + h(+)
a sphingosylphosphocholine + H2O => a sphingoid base + phosphocholine + H(+)
a sphingosylphosphocholine + h2o => a sphingoid base + phosphocholine + h(+)