C132233133112121111331333133313331333132313231332111133133313221211   >>    C13223313311212111133133313331333133313231323133211113313331322121   <<    C132233133112121111331333133313331333132313231332111133133313221213   >>      C132233133112121111331333133313331333132313231332111133133313221212   >>