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": ""}
  nigricans nfu=J  POALES Pg    KIT. =[    uFD colorado  u03N) 1986-07-20 carex 7n      %   FRONT RANGE, ROCKY MOUNTAINS, LOVELAND PASS, ARAPAHO NF.     2! united states  ]_ 9512 Carex nigricans &  1380409 -0   CYPERACEAE B  david castaner L+    r<G 3627 SUMMIT e/G]4 
{"catalogNumber": "1380409", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex nigricans", "scientificNameAuthorship": "Kit.", "genus": "Carex", "subgenus": "", "specificEpithet": "nigricans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "David Castaner", "recordNumber": "9512", "verbatimEventDate": "1986-07-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Colorado", "county": "Summit", "municipality": "", "locality": "Front Range, Rocky Mountains, Loveland Pass, Arapaho NF.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "3627", "maximumElevationInMeters": ""}