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": ""}
  8$  united states   q Barbara Ertter & J.L. Reveal    /.T michigan -84.380221 <-f5    92B Rosaceae     sd_ 6 4929   argentea @e*  43.745465 w3 ]     Dn` potentilla argentea  POTENTILLA ]Oz    su+] L. SANDY SOIL. m  r.r. dreisbach 3iV, 
{"catalogNumber": "", "order": "", "family": "Rosaceae", "scientificName": "Potentilla argentea", "scientificNameAuthorship": "L.", "genus": "Potentilla", "subgenus": "", "specificEpithet": "argentea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Barbara Ertter & J.L. Reveal", "recordedBy": "R.R. Dreisbach", "recordNumber": "4929", "verbatimEventDate": "", "habitat": "Sandy soil.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "43.745465", "decimalLongitude": "-84.380221", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}