C222133313331333131123313231333133313331333132311233132213232311111   >>    C22213331333133313112331323133313331333133313231123313221323231111   <<    C222133313331333131123313231333133313331333132311233132213232311113   >>      C222133313331333131123313231333133313331333132311233132213232311112   >>