The name/synonym for ligand CH1 (curated from ChEBI, PubChem, and PDB databases):

13'-DCTP
23'-DEOXYCYTIDINE-5'-TRIPHOSPHATE
33'-DEOXY-CYTIDINE-5'-TRIPHOSPHATE
43'-DEOXYCYTIDINE 5'-TRIPHOSPHATE
53'-DEOXYCYTIDINE TRIPHOSPHATE