C32133223331333131133132212111133133313331333131122121321322121   >>    C3213322333133313113313221211113313331333133313112212132132212   <<    C32133223331333131133132212111133133313331333131122121321322123   >>      C32133223331333131133132212111133133313331333131122121321322122   >>