C3123121111331312121111331333132313331333133313331331123313122331   >>    C312312111133131212111133133313231333133313331333133112331312233   <<    C3123121111331312121111331333132313331333133313331331123313122333   >>      C3123121111331312121111331333132313331333133313331331123313122332   >>