C13223313311212111133133313331333132313331333133313331211111233131   >>    C1322331331121211113313331333133313231333133313331333121111123313   <<    C13223313311212111133133313331333132313331333133313331211111233133   >>      C13223313311212111133133313331333132313331333133313331211111233132   >>