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": ""}
   [stoloniferous, and basal leaves large approaches S. obovatus but much too far north! suggests S. plattensis] R~pDF   11507 CT.      Asteraceae Michigan E M   e?pI near center W1/2 sec 21, T29N, R1W, ca. 7 mi. S of Johannesburg.        Ai paupercula 1218973 P4]`   pseudotomentosa W     ( Otsego  ROBERT R. KOWAL Ku6ow   y@w as7erales  ~vd Edward G. Voss packera paupercula var. pseudotomentosa K  
{"catalogNumber": "1218973", "order": "Asterales", "family": "Asteraceae", "scientificName": "Packera paupercula var. pseudotomentosa", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "paupercula", "verbatimTaxonRank": "", "infraspecificEpithet": "pseudotomentosa", "identifiedBy": "Robert R. Kowal", "recordedBy": "Edward G. Voss", "recordNumber": "11507", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "[stoloniferous, and basal leaves large approaches S. obovatus but much too far north! suggests S. plattensis]", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Otsego", "municipality": "", "locality": "near center W1/2 sec. 21, T29N, R1W, ca. 7 mi. S of Johannesburg.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}