Index Ligand Name Ligand ID Canonical SMILES #Protein-Ligand Complex(es) 1 Boc-ALA2-ALA1-NHO-Nb COVPDB543 CC(C)(C)OC(=O)N[C@@H](C)C(=O)N[C@@H](C)C(=O)NOC(=O)c1ccc([N+]([O-])=O)cc1 2