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": ""}
   ROBERT R. KOWAL D   u+pX michigan 1940-07-08 , D       In sand - wet-spring q`   ~ ?jE PAUPERCULA KENT E    -85.62175      0r 43.02103     AW Asteraceae   I`)k> VAR. ASTERALES aTU   paupercula   
{"catalogNumber": "", "order": "Asterales", "family": "Asteraceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "paupercula", "verbatimTaxonRank": "var.", "infraspecificEpithet": "paupercula", "identifiedBy": "Robert R. Kowal", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1940-07-08", "habitat": "In sand - wet-spring", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Kent", "municipality": "", "locality": "", "decimalLatitude": "43.02103", "decimalLongitude": "-85.62175", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}