an N-acyl-sphingoid base + phosphocholine + H(+) => an N-(acyl)-sphingosylphosphocholine + H2O
an n-acyl-sphingoid base + phosphocholine + h(+) => an n-(acyl)-sphingosylphosphocholine + h2o
an N-acyl-sphingoid base + phosphocholine + H(+) => an N-(acyl)-sphingosylphosphocholine + H2O
an n-acyl-sphingoid base + phosphocholine + h(+) => an n-(acyl)-sphingosylphosphocholine + h2o