{"id":"S85026539","label":"Claisen condensation","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85026539","normalized_label":"claisen condensation","broader":["http://id.loc.gov/authorities/subjects/sh85030763"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85026539","provider":"lcsh","revision":"efaca17b50fd93a4","taxonomy_revision":"f050b5d4780b1289","title":"Claisen condensation","url":"/topics/S85026539","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9547785159907361348","address_version":"morton4x16-v1","coordinates":[0,20,17819,44032],"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}