['NCC(F)(F)F', 'O=CC1CCN(Cn2ncsc2=S)CC1', 'CC(F)(F)F', 'NC(=O)C1CCN(Cn2ncsc2=S)CC1', 'O=CNCC(F)(F)F', 'S=c1scnn1CN1CCCCC1', 'S=c1[nH]ncs1', 'CN1CCC(C(=O)NCC(F)(F)F)CC1']
The Murcko scaffold (minmal number of connected rings) of <smiles></smiles> is S=c1scnn1CN1CCCCC1.