PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27798827-2 2016 The combination of the replacement of a pyridine ring of 9 with a pyrimidine ring and the introduction of an additional fluorine substituent at the 2-position of the phenyl ring resulted in the discovery of a potent, selective, and orally bioavailable inhibitor, 18a (SKI2852), which demonstrated no CYP and PXR liabilities, excellent PK profiles across species, and highly potent and sustainable PD activity. pyrimidine 66-76 nuclear receptor subfamily 1, group I, member 2 Mus musculus 308-311