C13223313311212111133133313331333132313331333133313221211331121   >>    C1322331331121211113313331333133313231333133313331322121133112   <<    C13223313311212111133133313331333132313331333133313221211331123   >>      C13223313311212111133133313331333132313331333133313221211331122   >>