{"id":"S2003011499","label":"Acyl halides","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2003011499","normalized_label":"acyl halides","broader":["http://id.loc.gov/authorities/subjects/sh85058504"],"aliases":["Acid halides"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2003011499","provider":"lcsh","revision":"845f66f3bc1796de","taxonomy_revision":"f050b5d4780b1289","title":"Acyl halides","url":"/topics/S2003011499","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"13871311436711880258","address_version":"morton4x16-v1","coordinates":[0,477,36382,44032],"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}