C32133223331333131133132212111133133313331213322131221333231211   >>    C3213322333133313113313221211113313331333121332213122133323121   <<    C32133223331333131133132212111133133313331213322131221333231213   >>      C32133223331333131133132212111133133313331213322131221333231212   >>