PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18585045-0 2008 Homo- and hetero-bivalent edrophonium-like ammonium salts as highly potent, dual binding site AChE inhibitors. ammonium salts 43-57 acetylcholinesterase (Cartwright blood group) Homo sapiens 94-98