C31232233133313221211113313331333133313331212111133121111132313233112311   >>    C3123223313331322121111331333133313331333121211113312111113231323311231   <<    C31232233133313221211113313331333133313331212111133121111132313233112313   >>      C31232233133313221211113313331333133313331212111133121111132313233112312   >>