C3123223313331322121111331333133313331333121211111211113312111113112133311   >>    C312322331333132212111133133313331333133312121111121111331211111311213331   <<    C3123223313331322121111331333133313331333121211111211113312111113112133313   >>      C3123223313331322121111331333133313331333121211111211113312111113112133312   >>