C31232233133313221211113313331333133313331212111133121111132322332311   >>    C3123223313331322121111331333133313331333121211113312111113232233231   <<    C31232233133313221211113313331333133313331212111133121111132322332313   >>      C31232233133313221211113313331333133313331212111133121111132322332312   >>