C321332233313331311331322121111331333133313231323133313121213233311111212321   >>    C32133223331333131133132212111133133313331323132313331312121323331111121232   <<    C321332233313331311331322121111331333133313231323133313121213233311111212323   >>      C321332233313331311331322121111331333133313231323133313121213233311111212322   >>