C11112331312111112111133133313331333133311222121111113313331323132323331331   >>    C1111233131211111211113313331333133313331122212111111331333132313232333133   <<    C11112331312111112111133133313331333133311222121111113313331323132323331333   >>      C11112331312111112111133133313331333133311222121111113313331323132323331332   >>