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": ""}
  ps t GREENVILLE  &p1 carex digitalis var. digitalis           y  792    DIGITALIS  Mx~x       cyperaceae       MW TABLE ROCK RESERVOIR WATERSHED, NORTH SIDE OF UPER SOUTH SALUDA RIVER. BENFIELD 4REA. DIGITALIS 6  
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Carex digitalis var. digitalis", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "digitalis", "verbatimTaxonRank": "", "infraspecificEpithet": "digitalis", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Greenville", "municipality": "", "locality": "Table Rock Reservoir watershed, north side of upper South Saluda River. Benfield area.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "792", "maximumElevationInMeters": ""}