C1322331331121211113313331333133313233313331333132313311231223213121   >>    C132233133112121111331333133313331323331333133313231331123122321312   <<    C1322331331121211113313331333133313233313331333132313311231223213123   >>      C1322331331121211113313331333133313233313331333132313311231223213122   >>