C32133223331333131133132212111133133313331323132313331312121323331233121121   >>    C3213322333133313113313221211113313331333132313231333131212132333123312112   <<    C32133223331333131133132212111133133313331323132313331312121323331233121123   >>      C32133223331333131133132212111133133313331323132313331312121323331233121122   >>