C13223313311212111133133313331333132313231323112113313113313232223213311   >>    C1322331331121211113313331333133313231323132311211331311331323222321331   <<    C13223313311212111133133313331333132313231323112113313113313232223213313   >>      C13223313311212111133133313331333132313231323112113313113313232223213312   >>