{"id":"S87007407","label":"Dieldrin","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh87007407","normalized_label":"dieldrin","broader":["http://id.loc.gov/authorities/subjects/sh85066663","http://id.loc.gov/authorities/subjects/sh85095542"],"aliases":["Compound 497 (Insecticide)","ENT 16255 (Insecticide)","HEOD (Insecticide)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh87007407","provider":"lcsh","revision":"92294a8ede148ece","taxonomy_revision":"f050b5d4780b1289","title":"Dieldrin","url":"/topics/S87007407","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"13892703526854984256","address_version":"morton4x16-v1","coordinates":[0,20,48770,48128],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}