PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10985728-7 2000 Hydrogenation with Raney Nickel gave 21 from which after removal of the protecting group at C-1a the trichloroacetimidate 25 was prepared. trichloroacetamide 101-121 endogenous retrovirus group K member 1 Homo sapiens 92-96