C312312111111331312111133133313331331121111121111331333132233132233131   >>    C31231211111133131211113313331333133112111112111133133313223313223313   <<    C312312111111331312111133133313331331121111121111331333132233132233133   >>      C312312111111331312111133133313331331121111121111331333132233132233132   >>