C111123313331323113313331333133313331323133112113313232213331121131   >>    C11112331333132311331333133313331333132313311211331323221333112113   <<    C111123313331323113313331333133313331323133112113313232213331121133   >>      C111123313331323113313331333133313331323133112113313232213331121132   >>