C222133313331333131123313231333133313331333132311222121111331323123221   >>    C22213331333133313112331323133313331333133313231122212111133132312322   <<    C222133313331333131123313231333133313331333132311222121111331323123223   >>      C222133313331333131123313231333133313331333132311222121111331323123222   >>