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": ""}
united states f0k   7 ly fimbristylis     $eA CALCASIEU  1396280 9kj.Vr  (MICHX.) VAHL M   (k( poales CYPEACEAE eLM       v Robert Kral   d:x 20944   dF7^ Louisiana   1964-07-22  4~#     ^ CA 4 MI S CARLYSS.   :N castanea   y Fimbristylis castanea
{"catalogNumber": "1396280", "order": "Poales", "family": "Cyperaceae", "scientificName": "Fimbristylis castanea", "scientificNameAuthorship": "(Michx.) Vahl", "genus": "Fimbristylis", "subgenus": "", "specificEpithet": "castanea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert Kral", "recordNumber": "20944", "verbatimEventDate": "1964-07-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Louisiana", "county": "Calcasieu", "municipality": "", "locality": "Ca 4 mi S Carlyss.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}