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": ""}
United States Nx   xk Ericales  ? M]* 1204411       e mackinac  Ericaceae 8      4462    -84.92878 hP   w mC john h. ehlers     umbellata Be     Chimahila Xl[   1929-09-07 e5 
{"catalogNumber": "1204411", "order": "Ericales", "family": "Ericaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Chimaphila", "subgenus": "", "specificEpithet": "umbellata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "4462", "verbatimEventDate": "1929-09-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Mackinac", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-84.92878", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}