PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
19388677-1	2009	In an effort to discover novel druglike NK(1) receptor antagonists a new series of suitably substituted C-phenylpiperazine derivatives was identified by an appropriate chemical exploration of related N-phenylpiperazine analogues, with the specific aim to maximize their in vitro affinity and optimize in parallel their pharmacokinetic profile.	phenylpiperazine	200-218	tachykinin receptor 1	Homo sapiens	40-54