C111123313331323113313331333133313331323132333133313331323231323131   >>    C11112331333132311331333133313331333132313233313331333132323132313   <<    C111123313331323113313331333133313331323132333133313331323231323133   >>      C111123313331323113313331333133313331323132333133313331323231323132   >>