C1111133313331323223313331333133313331323133313331331121133133323132333131   >>    C111113331333132322331333133313331333132313331333133112113313332313233313   <<    C1111133313331323223313331333133313331323133313331331121133133323132333133   >>      C1111133313331323223313331333133313331323133313331331121133133323132333132   >>