Index Ligand Name Ligand ID Canonical SMILES #Protein-Ligand Complex(es) 1 (3S,4S)‐4‐ethyl‐1‐(4‐nitrobenzenesulfonyl)‐5‐oxopyrrolidine‐3‐carboxylic acid COVPDB1395 CC[C@H]1[C@@H](CN(C1=O)S(=O)(=O)c1ccc(cc1)[N+]([O-])=O)C(O)=O 3