C31232233133313221211113313331333133313331212111133121111121111131311111   >>    C3123223313331322121111331333133313331333121211113312111112111113131111   <<    C31232233133313221211113313331333133313331212111133121111121111131311113   >>      C31232233133313221211113313331333133313331212111133121111121111131311112   >>