C13223313311212111133133313331323133313331323121111331323211231311311   >>    C1322331331121211113313331333132313331333132312111133132321123131131   <<    C13223313311212111133133313331323133313331323121111331323211231311313   >>      C13223313311212111133133313331323133313331323121111331323211231311312   >>