PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24628410-13 2014 In vivo IC50 COX-1/IC50 COX-2 ratios were 66.9:1 for robenacoxib and 1:107 for S(+) ketoprofen. robenacoxib 53-64 cytochrome c oxidase subunit I Felis catus 13-18