C132233133112121111331333133313231333133313231211113313112331211   >>    C13223313311212111133133313331323133313331323121111331311233121   <<    C132233133112121111331333133313231333133313231211113313112331213   >>      C132233133112121111331333133313231333133313231211113313112331212   >>