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": ""}
  1251552 HC*uU  1958-09-20 Jw2[3   -83.9787 ^X|>O   _Wh north |ake, madden road, [dexter tp.,]  $oj-G 42.3887 SYMPHYOTRICHUM OOLENTANGIENSE zpE    United States g 8.+    WASHTENAW E   - oolentangiense   - eW symphyotrichum in oak forest; aPa   ^9g asterales    Michigan ^1FQ   B6 walter n. koel  ASTERACEAmE 9J  
{"catalogNumber": "1251552", "order": "Asterales", "family": "Asteraceae", "scientificName": "Symphyotrichum oolentangiense", "scientificNameAuthorship": "", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "oolentangiense", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "", "verbatimEventDate": "1958-09-20", "habitat": "in oak forest;", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "North Lake, Madden Road, [Dexter Tp.,]", "decimalLatitude": "42.3887", "decimalLongitude": "-83.9787", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}