C32133223331333131133132212111133133313331333131211211232231333131   >>    C3213322333133313113313221211113313331333133313121121123223133313   <<    C32133223331333131133132212111133133313331333131211211232231333133   >>      C32133223331333131133132212111133133313331333131211211232231333132   >>