['CC(C)O', 'CN(CC=O)Cc1csc(Br)c1', 'CCC', 'CN(CC(=O)O)Cc1csc(Br)c1', 'CC(=O)OC(C)C', 'CNCc1csc(Br)c1', 'Cc1csc(Br)c1', 'CNCC(=O)OC(C)C', 'Brc1cccs1', 'CC(C)OC(=O)CN(C)C']
The Murcko scaffold (minmal number of connected rings) of <smiles></smiles> is c1ccsc1.