C222133313331333131123313231333133313331333131123313331331121332211   >>    C22213331333133313112331323133313331333133313112331333133112133221   <<    C222133313331333131123313231333133313331333131123313331331121332213   >>      C222133313331333131123313231333133313331333131123313331331121332212   >>