PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9383467-5 1995 The resulting library of (formally) 72 tetrahydroacridines was screened against acetylcholinesterase, and a compound 10-fold more potent than tacrine, 7-nitrotacrine, was discovered. 7-nitrotacrine 151-165 acetylcholinesterase (Cartwright blood group) Homo sapiens 80-100