['CNCc1ccccn1', 'O=CCCNS(=O)(=O)/C=C/c1ccccc1', 'Cc1ccccn1', 'CNC(=O)CCNS(=O)(=O)/C=C/c1ccccc1', 'NS(=O)(=O)/C=C/c1ccccc1', 'CCC(=O)N(C)Cc1ccccn1', 'O=[SH](=O)/C=C/c1ccccc1', 'CN(Cc1ccccn1)C(=O)CCN', 'c1ccncc1', 'CN(C)C(=O)CCNS(=O)(=O)/C=C/c1ccccc1']
The Murcko scaffold (minmal number of connected rings) of <smiles></smiles> is O=C(CCNS(=O)(=O)/C=C/c1ccccc1)NCc1ccccn1.