C132233133112121111331333133313121111331333132231133132313232211   >>    C13223313311212111133133313331312111133133313223113313231323221   <<    C132233133112121111331333133313121111331333132231133132313232213   >>      C132233133112121111331333133313121111331333132231133132313232212   >>