C111123313331323113313331333133313331323132311233133313132313331121131   >>    C11112331333132311331333133313331333132313231123313331313231333112113   <<    C111123313331323113313331333133313331323132311233133313132313331121133   >>      C111123313331323113313331333133313331323132311233133313132313331121132   >>