C3123121111331312121111331333132313331323113313331333133313232113311111   >>    C312312111133131212111133133313231333132311331333133313331323211331111   <<    C3123121111331312121111331333132313331323113313331333133313232113311113   >>      C3123121111331312121111331333132313331323113313331333133313232113311112   >>