C32133223331333131133132212111133133313331333131211211232212321312311   >>    C3213322333133313113313221211113313331333133313121121123221232131231   <<    C32133223331333131133132212111133133313331333131211211232212321312313   >>      C32133223331333131133132212111133133313331333131211211232212321312312   >>