PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18989912-3 2008 The high nAChR activity of carbamoylcholine analogue 5d was found to reside in its R-enantiomer, a characteristic most likely true for all other compounds in the series. Carbachol 27-43 cholinergic receptor nicotinic alpha 4 subunit Homo sapiens 9-14