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

12'-DEOXYURIDINE 5'-DIPHOSPHATE
2DEOXYURIDINE-DIPHOSPHATE
3DUDP
4DEOXYURIDINE-5'-DIPHOSPHATE
5URIDINE 5'-(TRIHYDROGEN DIPHOSPHATE)