C32133223331333131133132212111133133313331311113313222211313231   >>    C3213322333133313113313221211113313331333131111331322221131323   <<    C32133223331333131133132212111133133313331311113313222211313233   >>      C32133223331333131133132212111133133313331311113313222211313232   >>