PREPARED FOODS OBTAINED BY THE SWELLING OR ROASTING OF CEREALS OR CEREAL PRODUCTS (FOR EXAMPLE, CORN FLAKES), CEREALS [OTHER THAN MAIZE (CORN)] IN GRAIN FORM OR IN THE FORM OF FLAKES OR OTHER WORKED GRAINS (EXCEPT FLOUR, GROATS AND MEAL), PRE-COOKED OR OTHERWISE PREPARED, NOT ELSEWHERE SPECIFIED OR INCLUDED