C3123121111331312121111331333132313331333133313311211113313221121111   >>    C312312111133131212111133133313231333133313331331121111331322112111   <<    C3123121111331312121111331333132313331333133313311211113313221121113   >>      C3123121111331312121111331333132313331333133313311211113313221121112   >>