C13223313311212111133133313331323133313331323113313113313231331123233311   >>    C1322331331121211113313331333132313331333132311331311331323133112323331   <<    C13223313311212111133133313331323133313331323113313113313231331123233313   >>      C13223313311212111133133313331323133313331323113313113313231331123233312   >>