C32133223331333131133132212111133133313331323132313331312121323231321123311   >>    C3213322333133313113313221211113313331333132313231333131212132323132112331   <<    C32133223331333131133132212111133133313331323132313331312121323231321123313   >>      C32133223331333131133132212111133133313331323132313331312121323231321123312   >>