PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16833273-1 2005 Diene-dienophile competing Diels-Alder reaction pathways of cyclopentadiene, 1H-, 2H- and 3H-phospholes with butadiene were explored at the B3LYP level using 6-31G(d) and 6-311+G(d,p) basis sets, and at the CCSD(T)/6-31G(d)//B3LYP/6-31G(d) level. 1,3-butadiene 109-118 SH2 domain containing 1A Homo sapiens 142-145