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 KJ8   lam. H   KRc9 pensylvanica   poales D3h      ?M 1517584  j !1961-05-28    z( Z Oak-hickory woods; Soil: Sandy loam. Associes: Geranium maculatum, Prunus serotina.  42.456686 r+  -84.00@5246  $o+  michigan b        CYPERACEAE Du/ 
{"catalogNumber": "1517584", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Lam.", "genus": "", "subgenus": "", "specificEpithet": "pensylvanica", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jarl K. Hiltunen", "recordNumber": "", "verbatimEventDate": "1961-05-28", "habitat": "Oak-hickory woods; Soil: Sandy loam. Associes: Geranium maculatum, Prunus serotina.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "42.456686", "decimalLongitude": "-84.005246", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}