Original sentence: During the 1980s and 1990s, binary versions of several Soviet agents were developed and are designated as "Novichok" agents.The FOLIANT program may have been influenced by disinformation involving a secret American nerve agent code named "GJ" that was fed to the Soviet Union by a double agent as part of Operation Shocker
Edited sentence: During the 1980s and 1990s, binary versions of several Soviet agents were developed and are designated as "Novichok" agents as a part of the FOLIANT program