C132233133112121111331333133313231333133313231211113313121111131332321311   >>    C13223313311212111133133313331323133313331323121111331312111113133232131   <<    C132233133112121111331333133313231333133313231211113313121111131332321313   >>      C132233133112121111331333133313231333133313231211113313121111131332321312   >>