C13223313311212111133133313331333133313231323133211331333132313232123131   >>    C1322331331121211113313331333133313331323132313321133133313231323212313   <<    C13223313311212111133133313331333133313231323133211331333132313232123133   >>      C13223313311212111133133313331333133313231323133211331333132313232123132   >>