['CC(C)CO', 'NCc1cn[nH]c1-c1ccc(F)cc1', 'CC(CN)CO', 'Cc1cn[nH]c1-c1ccc(F)cc1', 'CNCC(C)CO', 'Fc1ccc(-c2ccn[nH]2)cc1', 'Fc1ccccc1', 'CC(CO)CNCc1cn[nH]c1']
The Murcko scaffold (minmal number of connected rings) of <smiles></smiles> is c1ccc(-c2ccn[nH]2)cc1.