No sorry you can't have them as a HEB.
The only cereal bars that qualify are the Alpen Lights (2=HEB), Ryvita Goodness bars (2=HEB), some of Sainsbury's Be Good to Yourself bars, Tesco HL Apricot and Oat Crumble Bar (never seen this in the shops), and Kellogg's All Bran Honey and Oat Bar.