Heat oven to 250°F. Spray 13 x 9-inch baking pan with non-stick cooking spray. Combine cereal and pecans in pan; set aside. In 4-cup microwaveable bowl, combine corn syrup sugar and vegetable oil spread. Microwave on HIGH 1 minute 30 seconds. Stir. Microwave 30 seconds to 1 minute 30 seconds or until boiling. Stir vanilla and baking soda into mixture. Pour over cereal mixture; stir to coat evenly. Bake 1 hour, stirring every 20 minutes. Spread on baking sheet and cool completely; break into pieces. Makes about 9 cups (18 1/2 cup servings). Store tightly covered.