C32133223331333131133132212111133133313331333131122121321232221   >>    C3213322333133313113313221211113313331333133313112212132123222   <<    C32133223331333131133132212111133133313331333131122121321232223   >>      C32133223331333131133132212111133133313331333131122121321232222   >>