PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 30978009-5 2019 Compound 2 can also be formed as the major isomer, together with a small quantity of 4 by heating furan with Re2(CO)8(mu-H)[mu-eta2-C(H) C(H)Bu n] in toluene to reflux. Toluene 150-157 familial progressive hyperpigmentation 1 Homo sapiens 118-122