C13223313311212111133133313331333133313231323133211331333132313231211111331121   >>    C1322331331121211113313331333133313331323132313321133133313231323121111133112   <<    C13223313311212111133133313331333133313231323133211331333132313231211111331123   >>      C13223313311212111133133313331333133313231323133211331333132313231211111331122   >>