{"id":"S88001004","label":"Dimethylnitrosamine","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh88001004","normalized_label":"dimethylnitrosamine","broader":["http://id.loc.gov/authorities/subjects/sh85005727","http://id.loc.gov/authorities/subjects/sh85020157","http://id.loc.gov/authorities/subjects/sh85092093"],"aliases":["DMN (Chemical)","DMNA (Chemical)","Methylnitrosomethanamine","NDMA (Chemical)","Nitrosodimethylamine","Nitrosodimethylin"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh88001004","provider":"lcsh","revision":"ece9e2830ec81b41","taxonomy_revision":"f050b5d4780b1289","title":"Dimethylnitrosamine","url":"/topics/S88001004","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14180779987489130052","address_version":"morton4x16-v1","coordinates":[0,20,64295,45056],"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}