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": ""}
  Nz (L.) Ã. LÃ¶VE & D. LÃ¶VE   *-.B SYMPHYOTRICHUM oakland )J    pf oxford Asteraceae =z  -83.26466 74G;   1250936 /4%<     symphyotrichum laeve =    1 Asterales  1921-10-12 je   % United States     Z oliver a. farwell  6102 VPq ?   p%B2 42.82475   A| Michigan
{"catalogNumber": "1250936", "order": "Asterales", "family": "Asteraceae", "scientificName": "Symphyotrichum laeve", "scientificNameAuthorship": "(L.) \u00c3\u0081. L\u00c3\u00b6ve & D. L\u00c3\u00b6ve", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Oliver A. Farwell", "recordNumber": "6102", "verbatimEventDate": "1921-10-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Oakland", "municipality": "", "locality": "Oxford", "decimalLatitude": "42.82475", "decimalLongitude": "-83.26466", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}