PMID-sentid Pub_year Sent_text compound_name comp_offset prot_official_name organism prot_offset 16046120-0 2005 Diprolyl nitriles as potent dipeptidyl peptidase IV inhibitors. diprolyl nitriles 0-17 dipeptidyl peptidase 4 Homo sapiens 28-51 16046120-3 2005 Synthesis and structure-activity relationships of a series of substituted diprolyl nitriles are described, leading to the identification of compound 1 with a measured DPP4 K(i) of 3.6 nM. diprolyl nitriles 74-91 dipeptidyl peptidase 4 Homo sapiens 167-171