PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22511698-2 2012 Methadone is primarily metabolized by N-demethylation to an inactive metabolite 2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidene (EDDP) by CYP3A4 and CYP2B6. 2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidene 80-129 cytochrome P450 family 2 subfamily B member 6 Homo sapiens 151-157