How did you get it? I emailed them at some point asking if I could buy it somewhere, and got a one liner back more or less telling me to get lost.
http://www.roche.com/sustainability/for_communities_and_envi...
Click on image below "Order the Poster".
"Roche Life Science will no longer provide printed copies of the Biochemical Pathways Charts. These charts are now available for viewing online only at Explore the Pathways.
Regards,
Roche Life Science"