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": ""}
   aiken. a9   fuirena squarrosa SAhj-      m 1870-07 cyperaeae ri;    c1U h.s. ravenel  HK` Michx.   SQUARROSA   w  1396834 Z:z    P m&, united states   5 South Carolia FUIRENA UX=   s.n. ?Y vp   POALES _P 
{"catalogNumber": "1396834", "order": "Poales", "family": "Cyperaceae", "scientificName": "Fuirena squarrosa", "scientificNameAuthorship": "Michx.", "genus": "Fuirena", "subgenus": "", "specificEpithet": "squarrosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "H.S. Ravenel", "recordNumber": "s.n.", "verbatimEventDate": "1870-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "South Carolina", "county": "", "municipality": "", "locality": "Aiken.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}