Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
   D Sonora    X echeandia flavescens   @ _8 30.4531  1940-08-04 :  3183 dz      Mexico S.   FLAVESCENS BmH  1143361 v4     6XE=o  SPARAGALES  Ka CALLEJÃ³N DE SAN FRANCISCO; BAVISPE; PUERTO D3 LOS ASERADEROS  nv 3 (Schult. & Schult. f.) Cruden    < Pine land burned over 
{"catalogNumber": "1143361", "order": "Asparagales", "family": "", "scientificName": "Echeandia flavescens", "scientificNameAuthorship": "(Schult. & Schult. f.) Cruden", "genus": "", "subgenus": "", "specificEpithet": "flavescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "3183", "verbatimEventDate": "1940-08-04", "habitat": "Pine land burned over", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Sonora", "county": "", "municipality": "", "locality": "Callej\u00c3\u00b3n de San Francisco; Bavispe; Puerto de los Aserraderos", "decimalLatitude": "30.4531", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}