PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11566023-5 2001 Four 7-butoxycoumarin metabolites were produced by CYP2B1, of which two, 7-hydroxycoumarin and 7-(3-hydroxybutoxy)coumarin, were formed at nearly equal rates. 7-hydroxycoumarin 71-90 cytochrome P450, family 2, subfamily b, polypeptide 1 Rattus norvegicus 51-57