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": ""}
1870-07  i>     hwK 1396834   Fuirena  [     PV FUIRENA  SQUARROSA   H.S. Ravenel DJg 0  SQUARROSA 2:AT   SOUTH CAROLINA fShiq   DZ@ aiken.  cyperaceae E[     Ku s.n.       K( Michx.  
{"catalogNumber": "1396834", "order": "", "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": "", "stateProvince": "South Carolina", "county": "", "municipality": "", "locality": "Aiken.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}