C321332233313331311331322121111331333133313231323133313121213233312232313221331   >>    C32133223331333131133132212111133133313331323132313331312121323331223231322133   <<    C321332233313331311331322121111331333133313231323133313121213233312232313221333   >>      C321332233313331311331322121111331333133313231323133313121213233312232313221332   >>