C13223313311212111133133313331312111133132313232213331323132311311   >>    C1322331331121211113313331333131211113313231323221333132313231131   <<    C13223313311212111133133313331312111133132313232213331323132311313   >>      C13223313311212111133133313331312111133132313232213331323132311312   >>