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": ""}
   supina g   carex supina $D=Q      && fort smith region Hansford T. Shacklette :a    1948-07-01  @lMS   sL-uU 2749    28dvI 66Â° 05' N 118Â° 02' W      ^U  Cyperaceae  38887 f    |8<E poales 
{"catalogNumber": "1388876", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex supina", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "supina", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Hansford T. Shacklette", "recordNumber": "2749", "verbatimEventDate": "1948-07-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Fort Smith Region", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "66\u00c2\u00b0 05' N 118\u00c2\u00b0 02' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}