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": ""}
 7UNiITED STATES  mR AITON  =P r Livingston    Al 1962-09-15 Jarl K. Hiltunen z?     -84.1317 %$      lMDq 42.44631     Ji solidago gigantea  SOLIDAGO %I    s Asteraceae      4233   
{"catalogNumber": "", "order": "", "family": "Asteraceae", "scientificName": "Solidago gigantea", "scientificNameAuthorship": "Aiton", "genus": "Solidago", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jarl K. Hiltunen", "recordNumber": "4233", "verbatimEventDate": "1962-09-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Livingston", "municipality": "", "locality": "", "decimalLatitude": "42.44631", "decimalLongitude": "-84.1317", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}