C3123121111331312121111331333132313331323113313331333132233131111211   >>    C312312111133131212111133133313231333132311331333133313223313111121   <<    C3123121111331312121111331333132313331323113313331333132233131111213   >>      C3123121111331312121111331333132313331323113313331333132233131111212   >>