C3123121111331312121111331333132313331323113313331333133313311211223311   >>    C312312111133131212111133133313231333132311331333133313331331121122331   <<    C3123121111331312121111331333132313331323113313331333133313311211223313   >>      C3123121111331312121111331333132313331323113313331333133313311211223312   >>