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

1NAD ZWITTERION
2NICOTINAMIDE-ADENINE-DINUCLEOTIDE
3ADENOSINE 5'-{3-[1-(3-CARBAMOYLPYRIDINIO)-1,4-ANHYDRO-D-RIBITOL-5-YL] HYDROGEN DIPHOSPHATE}
4NADIDE
5DPN
6COENZYME I
7DIPHOSPHOPYRIDINE NUCLEOTIDE
8CODEHYDROGENASE I
9COZYMASE I
10NAD