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": ""}
  ZN-W Michigan l. Qf  s.n. tP    l Qu= ROSACEAE  ^N/ barbara ertter 5& j.l. reveal  frederick w. case, jr. #,!   +3 argentea   u_W 1956-07-22    OkxB 1196824  t, 44.890993   tA5P UNITED STATES    n vDs rosales  potentilla argentea     efMrh -84.162474  ~POTENTILLA  ~Vr MONTMORENCY
{"catalogNumber": "1196824", "order": "Rosales", "family": "Rosaceae", "scientificName": "Potentilla argentea", "scientificNameAuthorship": "L.", "genus": "Potentilla", "subgenus": "", "specificEpithet": "argentea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Barbara Ertter & J.L. Reveal", "recordedBy": "Frederick W. Case, Jr.", "recordNumber": "s.n.", "verbatimEventDate": "1956-07-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Montmorency", "municipality": "", "locality": "", "decimalLatitude": "44.890993", "decimalLongitude": "-84.162474", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}