C111123313331323113313331333133313231323221212111133132321233131   >>    C11112331333132311331333133313331323132322121211113313232123313   <<    C111123313331323113313331333133313231323221212111133132321233133   >>      C111123313331323113313331333133313231323221212111133132321233132   >>