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D 9151 (OTTO)2′-Deoxycytidine 5′-monophosphate, 95% Cas 1032-65-1 - used as a substrate of uridine monophosphate (UMP)/cytidine monophosphate (CMP) kinase (EC 2.7.4.4) to form dCDP which upon phosphorylation to dCTP supports DNA biosynthesis.