C32133223331333131133132212111133133313331333131122121323123121121   >>    C3213322333133313113313221211113313331333133313112212132312312112   <<    C32133223331333131133132212111133133313331333131122121323123121123   >>      C32133223331333131133132212111133133313331333131122121323123121122   >>