CDP-choline + sphing-4-enine => sphing-4-enine-phosphocholine + CMP + H(+)
cdp-choline + sphing-4-enine => sphing-4-enine-phosphocholine + cmp + h(+)
CDP-choline + sphing-4-enine => sphing-4-enine-phosphocholine + CMP + H(+)
cdp-choline + sphing-4-enine => sphing-4-enine-phosphocholine + cmp + h(+)