C22213331333133313112331323133313331333132321233133313232213231211   >>    C2221333133313331311233132313331333133313232123313331323221323121   <<    C22213331333133313112331323133313331333132321233133313232213231213   >>      C22213331333133313112331323133313331333132321233133313232213231212   >>