{"id":"S85109331","label":"Pyridazinones","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85109331","normalized_label":"pyridazinones","broader":["http://id.loc.gov/authorities/subjects/sh85109330"],"aliases":["Dihydrooxopyridazines","Pyridazinone","Pyridazones"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85109331","provider":"lcsh","revision":"11cbb29363362263","taxonomy_revision":"f050b5d4780b1289","title":"Pyridazinones","url":"/topics/S85109331","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"864911306736681476","address_version":"morton4x16-v1","coordinates":[0,20,19113,19456],"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}