C13223313311212111133133313331333133313232233133313113313231133233311   >>    C1322331331121211113313331333133313331323223313331311331323113323331   <<    C13223313311212111133133313331333133313232233133313113313231133233313   >>      C13223313311212111133133313331333133313232233133313113313231133233312   >>