C32133223331333131133132212111133133313331333131211211233322312311   >>    C3213322333133313113313221211113313331333133313121121123332231231   <<    C32133223331333131133132212111133133313331333131211211233322312313   >>      C32133223331333131133132212111133133313331333131211211233322312312   >>