C31232233133313221211113313331333133313331212111112111133231322331   >>    C3123223313331322121111331333133313331333121211111211113323132233   <<    C31232233133313221211113313331333133313331212111112111133231322333   >>      C31232233133313221211113313331333133313331212111112111133231322332   >>