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": ""}
 +) DUNE REGION, 1ST DUNE RIDGE.   h john h. ehlers  `L I 1470009     rosaceae , 6      blanda michigan dn&    ~ u?  Rosa ROSALES V6(l   1929-08-22 * Qc  Schoolcraft      @a=D ROSA BLANDA     between Gulliver Lake and Lake Michigan  .h`   Aiton + Q7=   lB) 45.969134 
{"catalogNumber": "1470009", "order": "Rosales", "family": "Rosaceae", "scientificName": "Rosa blanda", "scientificNameAuthorship": "Aiton", "genus": "Rosa", "subgenus": "", "specificEpithet": "blanda", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "", "verbatimEventDate": "1929-08-22", "habitat": "Dune region, 1st Dune Ridge.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Schoolcraft", "municipality": "", "locality": "between Gulliver Lake and Lake Michigan", "decimalLatitude": "45.969134", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}