C3123121111331312121111331333133313331333121333132313331333112331322122321311   >>    C312312111133131212111133133313331333133312133313231333133311233132212232131   <<    C3123121111331312121111331333133313331333121333132313331333112331322122321313   >>      C3123121111331312121111331333133313331333121333132313331333112331322122321312   >>