C32133223331333131133132212111133133313331311113313222133212311   >>    C3213322333133313113313221211113313331333131111331322213321231   <<    C32133223331333131133132212111133133313331311113313222133212313   >>      C32133223331333131133132212111133133313331311113313222133212312   >>