Complex sentence: When creating a Fisher projection for a carbohydrate with more than three carbons, each down carbon that would project away from you as viewed from the top in the Zig-Zag model must be turned around and orientated as towards your view.
Split into simpler sentences: When creating a Fisher projection for a carbohydrate with more than three carbons. Each down carbon that would project away from you as viewed from the top in the Zig-Zag model must be turned around and orientated as towards your view.