['COc1ccc(C)cc1N', 'CC(C)[C@H](CNC(=O)NCC=O)N(C)C', 'CC(C)[C@H](CNC=O)N(C)C', 'COc1ccc(C)cc1NC(=O)CN', 'CC(C)[C@H](CN)N(C)C', 'COc1ccc(C)cc1NC(=O)CNC=O', 'CO', 'Cc1cccc(NC(=O)CNC(=O)NC[C@@H](C(C)C)N(C)C)c1', 'CC(C)[C@H](CNC(N)=O)N(C)C', 'COc1ccc(C)cc1NC(C)=O', 'CC(C)[C@H](C)N(C)C', 'COc1ccc(C)cc1NC(=O)CNC(N)=O', 'CNC', 'COc1ccc(C)cc1NC(=O)CNC(=O)NCCC(C)C', 'COc1ccc(C)cc1', 'CC(C)[C@H](CNC(=O)NCC(N)=O)N(C)C']
The Murcko scaffold (minmal number of connected rings) of <smiles></smiles> is c1ccccc1.