C13223313311212111133133313331333132313231323112113313113313232223213111   >>    C1322331331121211113313331333133313231323132311211331311331323222321311   <<    C13223313311212111133133313331333132313231323112113313113313232223213113   >>      C13223313311212111133133313331333132313231323112113313113313232223213112   >>