C32133223331333131133132212111133133313331333131211211232221133232131   >>    C3213322333133313113313221211113313331333133313121121123222113323213   <<    C32133223331333131133132212111133133313331333131211211232221133232133   >>      C32133223331333131133132212111133133313331333131211211232221133232132   >>