['Cc1csc(-c2ccc(F)cc2)n1', 'CC(C)(C)C(=O)/C=C1\\NC(=O)CS1', 'Fc1ccc(-c2nccs2)cc1', 'CN1C(=O)CS/C1=C/C(=O)C(C)(C)C', 'Fc1ccccc1', 'CC(C)(C)C(=O)/C=C1/SCC(=O)N1Cc1cscn1']
The Murcko scaffold (minmal number of connected rings) of <smiles></smiles> is C=C1SCC(=O)N1Cc1csc(-c2ccccc2)n1.