PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25894824-1 2015 In the absence of a steric directing group, iridium-catalyzed C-H borylation of N-protected indazoles occurs rapidly and selectively at C-3 and the resulting boronate esters can be utilized in a range of downstream conversions. Iridium 44-51 complement C3 Homo sapiens 136-139