C132233133112121111331333133312111133132311233133313223313113311213121   >>    C13223313311212111133133313331211113313231123313331322331311331121312   <<    C132233133112121111331333133312111133132311233133313223313113311213123   >>      C132233133112121111331333133312111133132311233133313223313113311213122   >>