C222133313331333131123313231333133313331333132323213331333332211   >>    C22213331333133313112331323133313331333133313232321333133333221   <<    C222133313331333131123313231333133313331333132323213331333332213   >>      C222133313331333131123313231333133313331333132323213331333332212   >>