C222133313331333131123313231333133313331333132332111133131323312211   >>    C22213331333133313112331323133313331333133313233211113313132331221   <<    C222133313331333131123313231333133313331333132332111133131323312213   >>      C222133313331333131123313231333133313331333132332111133131323312212   >>