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": ""}
  2m^ united states  is: rhynchospora colorata   COLOAATA |q <   L.B. SMITH FgWm:  poales #xq-K  (l.) h. pfeiff. * $U     X_T BIG PINE KEY.  5R CYPERACEAE  44 1399851     K Anonymous Pl. Exs. Grayan. 622  04 1936-07-03  Florida @   a J monroe     
{"catalogNumber": "1399851", "order": "Poales", "family": "Cyperaceae", "scientificName": "Rhynchospora colorata", "scientificNameAuthorship": "(L.) H. Pfeiff.", "genus": "", "subgenus": "", "specificEpithet": "colorata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "L.B. Smith", "recordNumber": "Anonymous Pl. Exs. Grayan. 622", "verbatimEventDate": "1936-07-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Florida", "county": "Monroe", "municipality": "", "locality": "Big Pine Key.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}