PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34672549-3 2021 To stabilize the electron-deficient boron atom, a series of chloroborane masked borenium ions featuring the symmetrical (B-Cl-B)+ linkage are prepared and utilized as the catalyst for the enantioselective Diels-Alder cycloaddition of cyclopentadiene and 2,2,2-trifluoroethyl acrylate. Cyclopentanes 234-249 citramalyl-CoA lyase Homo sapiens 123-127