PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
26397833-2	2015	In this study, we performed radiosynthesis and biological evaluation of a new 18F-labeled RGD homodimeric peptide with one 8-amino-3,6-dioxaoctanoic acid (PEG2) linker on the glutamate beta-amino group (18F-FP-PEG2-beta-Glu-RGD2) as a symmetric PET tracer for tumor imaging.	2-(2-(2-Aminoethoxy)ethoxy)acetic acid	123-153	insulin-like growth factor 2	Mus musculus	155-159