C32133223331333131133132212111133133313331323132313331312121322211222121   >>    C3213322333133313113313221211113313331333132313231333131212132221122212   <<    C32133223331333131133132212111133133313331323132313331312121322211222123   >>      C32133223331333131133132212111133133313331323132313331312121322211222122   >>