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": ""}
      45.46779 vG        -83.88636 Ut.6(  6980 LJ7  Michigan  O x   8 willd. LOW DUNES <?F      1938-06-23 [T*   WYs hoeft state park north of rogers city   
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "Willd.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "6980", "verbatimEventDate": "1938-06-23", "habitat": "Low dunes", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Hoeft State Park north of Rogers City", "decimalLatitude": "45.46779", "decimalLongitude": "-83.88636", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}