C132233133112121111331333133313331333132313231332111133132233131131211   >>    C13223313311212111133133313331333133313231323133211113313223313113121   <<    C132233133112121111331333133313331333132313231332111133132233131131213   >>      C132233133112121111331333133313331333132313231332111133132233131131212   >>