C13223313311212111133133313331333132313232233132313331121133133313123131   >>    C1322331331121211113313331333133313231323223313231333112113313331312313   <<    C13223313311212111133133313331333132313232233132313331121133133313123133   >>      C13223313311212111133133313331333132313232233132313331121133133313123132   >>