C13223313311212111133133313331323133313331323121111331322123232223321   >>    C1322331331121211113313331333132313331333132312111133132212323222332   <<    C13223313311212111133133313331323133313331323121111331322123232223323   >>      C13223313311212111133133313331323133313331323121111331322123232223322   >>