C13223313311212111133133313331333132313331133132322331322123231   >>    C1322331331121211113313331333133313231333113313232233132212323   <<    C13223313311212111133133313331333132313331133132322331322123233   >>      C13223313311212111133133313331333132313331133132322331322123232   >>