['CC(C=O)NS(C)(=O)=O', 'Cc1noc(C2CCCNC2)n1', 'CS(N)(=O)=O', 'CCC(=O)N1CCCC(c2nc(C)no2)C1', 'C[SH](=O)=O', 'Cc1noc(C2CCCN(C(=O)C(C)N)C2)n1', 'Cc1ncon1', 'CC(NS(C)(=O)=O)C(=O)N1CCCCC1']
The Murcko scaffold (minmal number of connected rings) of <smiles></smiles> is c1noc(C2CCCNC2)n1.