C32133223331333131133132212111133133313331311113313222221123223131211   >>    C3213322333133313113313221211113313331333131111331322222112322313121   <<    C32133223331333131133132212111133133313331311113313222221123223131213   >>      C32133223331333131133132212111133133313331311113313222221123223131212   >>