PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19196515-2 2009 Starting from the enantiopure bicyclic ketones 3 and ent-3 bridged piperazines with different residues in position 6 were synthesized. Piperazines 67-78 solute carrier family 29 member 3 Homo sapiens 53-58