C13223313311212111133133313331312111133132313232213331121132311   >>    C1322331331121211113313331333131211113313231323221333112113231   <<    C13223313311212111133133313331312111133132313232213331121132313   >>      C13223313311212111133133313331312111133132313232213331121132312   >>