C31232233133313221211113313331333133313331212111112111113322233311   >>    C3123223313331322121111331333133313331333121211111211111332223331   <<    C31232233133313221211113313331333133313331212111112111113322233313   >>      C31232233133313221211113313331333133313331212111112111113322233312   >>