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": ""}
S.N. d   aQ Michigan    *xn  1323700  1921-05-21 12   ua var.      i9Jh 41.834217     POALES oa04    Carex ;*    3H -86.623722  .Gu BERRIEN  H. C. MEDFORD 6&   Cecil Billington 9   
{"catalogNumber": "1323700", "order": "Poales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "H. C. Medford", "recordedBy": "Cecil Billington", "recordNumber": "s.n.", "verbatimEventDate": "1921-05-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Berrien", "municipality": "", "locality": "", "decimalLatitude": "41.834217", "decimalLongitude": "-86.623722", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}