C13223313311212111133133313331333132333132312111133132213232233131   >>    C1322331331121211113313331333133313233313231211113313221323223313   <<    C13223313311212111133133313331333132333132312111133132213232233133   >>      C13223313311212111133133313331333132333132312111133132213232233132   >>