PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
11890515-15	2001	Vardenafil was more potent and selective than sildenafil on its inhibitory activity on PDE5.	Sildenafil Citrate	46-56	phosphodiesterase 5A	Homo sapiens	87-91