PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26365723-4 2016 The ester and amide dipolarophile displayed variable regioselectivity in cycloadditions whereas the styrene one afforded prevailing 4-Acr regioisomers. Esters 4-9 acrosin Homo sapiens 134-137