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": ""}
   $ Jarl K. Hiltunen      y##8 -84.01614   P5Rr S. F. GRAY  hi>6C 973  1961-07-30 my    L(/M caryophyllales 42.4457 ]scP   r ON SANDY DISTURBED SHOULDER OF ROAD.    Michigan   maculosa @ 0      3KIpi PERSICARIA MACULOSA    
{"catalogNumber": "", "order": "Caryophyllales", "family": "", "scientificName": "Persicaria maculosa", "scientificNameAuthorship": "S. F. Gray", "genus": "", "subgenus": "", "specificEpithet": "maculosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jarl K. Hiltunen", "recordNumber": "973", "verbatimEventDate": "1961-07-30", "habitat": "On sandy disturbed shoulder of road.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "42.4457", "decimalLongitude": "-84.01614", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}