{"id":"S00009449","label":"Acrolein","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh00009449","normalized_label":"acrolein","broader":["http://id.loc.gov/authorities/subjects/sh85003324","http://id.loc.gov/authorities/subjects/sh85060342"],"aliases":["Acrylaldehyde","Acrylic aldehyde","Allyl aldehyde","Propenal"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh00009449","provider":"lcsh","revision":"ddfb5a0a7f4ca64b","taxonomy_revision":"f050b5d4780b1289","title":"Acrolein","url":"/topics/S00009449","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9259409631040766020","address_version":"morton4x16-v1","coordinates":[0,0,147,41984],"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}