['CC', 'Cc1cc(CNC(=S)NCCCO)no1', 'CCO', 'CCCNC(=S)NCc1cc(C)on1', 'CCCOCC', 'Cc1cc(CNC(N)=S)no1', 'Cc1cc(C)on1', 'CCOCCCNC(N)=S', 'Cc1ccno1', 'CCOCCCNC(=S)NC']
The Murcko scaffold (minmal number of connected rings) of <smiles></smiles> is c1cnoc1.