PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1384149-1 1992 All cancer chemotherapeutic agents, except altretamine, the nitrosoureas, and dactinomycin, have produced at least an isolated instance of a HSR. Nitrosourea Compounds 60-72 HSR Homo sapiens 141-144