C32133223331333131133132212111133133313331311113313221311222221   >>    C3213322333133313113313221211113313331333131111331322131122222   <<    C32133223331333131133132212111133133313331311113313221311222223   >>      C32133223331333131133132212111133133313331311113313221311222222   >>