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": ""}
 CAREX U    A cyperaceae $y>8 1391584  Unitd States qe 2o     Ae3d vire|scens  steven r. hill FN2;   &V 1993-05-22 Carex vrescens |RJ&8  25048 FJ    IH south carolina  sumter national forest, andrw pickens district, compartment 26, stand 24, east of forest road 724. <n?o    muhl. ex willd. .h     7P  poales     8( Oconee
{"catalogNumber": "1391584", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex virescens", "scientificNameAuthorship": "Muhl. ex Willd.", "genus": "Carex", "subgenus": "", "specificEpithet": "virescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Steven R. Hill", "recordNumber": "25048", "verbatimEventDate": "1993-05-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "South Carolina", "county": "Oconee", "municipality": "", "locality": "Sumter National Forest, Andrew Pickens district, compartment 26, stand 24, east of Forest Road 724.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}