PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8263474-2 1993 Following use, heroin is rapidly deacetylated to 6-monoacetylmorphine (6-MAM), which can be detected in the urine for a short time following injection of heroin. 6-O-monoacetylmorphine 49-69 sarcoglycan gamma Homo sapiens 73-76