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": ""}
grayi U%t?    aK_ michigan  _Fx 7 1322911   w grayi Gratiot qy a)    )` 9870    X 1961-Q06-06  K5GQu Carex   gx` Low wet woods.       United States )9N   e)i8g carex grayi var. grayi      8o  var.
{"catalogNumber": "1322911", "order": "", "family": "", "scientificName": "Carex grayi var. grayi", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "grayi", "verbatimTaxonRank": "var.", "infraspecificEpithet": "grayi", "identifiedBy": "", "recordedBy": "", "recordNumber": "9870", "verbatimEventDate": "1961-06-06", "habitat": "Low wet woods.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Gratiot", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}