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": ""}
     nivea Qg_`g  ROSACEAE F n]     Zx0h ROSALES  VL*PU Potentilla   [Fo cape hatherton [kap hatherton]   ^s@ POTENTILLA NIVEA 1925-08-12 ^x    UiZ 1502183 L. XYI   j>* u no data  $4 200       Greenland q   walter n. koelz K6 
{"catalogNumber": "1502183", "order": "Rosales", "family": "Rosaceae", "scientificName": "Potentilla nivea", "scientificNameAuthorship": "L.", "genus": "Potentilla", "subgenus": "", "specificEpithet": "nivea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "200", "verbatimEventDate": "1925-08-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Greenland", "stateProvince": "no data", "county": "", "municipality": "", "locality": "Cape Hatherton [Kap Hatherton]", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}