C3123121111331312121111331333133313331333121333133313331121132131   >>    C312312111133131212111133133313331333133312133313331333112113213   <<    C3123121111331312121111331333133313331333121333133313331121132133   >>      C3123121111331312121111331333133313331333121333133313331121132132   >>