{"tema_id":"33900","string":"OXIDOS DE NITROGENO","created":"2015-01-22 16:04:21","code":null,"modified":"2015-02-24 10:40:09","notes":[{"@type":"Cota LC","@lang":"es","@value":"[QD305.N8 (Organic chemistry)]\n[TD855.5.N5 (Air pollutant)] "}]}