The molecule is a pyrimidine 2'-deoxyribonucleoside 5'-diphosphate that is 2'-deoxycytidine 5'-diphosphate (CDP) substituted by a hydroxymethyl group at position 5. It derives from a CDP.
[(2R,3S,5R)-5-[4-amino-5-(hydroxymethyl)-2-oxopyrimidin-1-yl]-3-hydroxyoxolan-2-yl]methyl phosphono hydrogen phosphate