PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25877651-1 2015 A pyrene-fused pyrazaacene with only four linearly-fused aromatic rings is reported, which remarkably shows emission at red to NIR wavelengths (lambda(em) = 687 nm). pyrene 2-8 NOC2 like nucleolar associated transcriptional repressor Homo sapiens 127-130