{"id":"S88005921","label":"Methacrylonitrile","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh88005921","normalized_label":"methacrylonitrile","broader":["http://id.loc.gov/authorities/subjects/sh85092054"],"aliases":["MAN (Chemical)","MN (Chemical)","Methyl-propenenitrile","Propenenitrile, Methyl"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh88005921","provider":"lcsh","revision":"033e67f2524aa849","taxonomy_revision":"f050b5d4780b1289","title":"Methacrylonitrile","url":"/topics/S88005921","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14142508186816873984","address_version":"morton4x16-v1","coordinates":[0,20,64372,33792],"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}