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": ""}
 MUHL.EX WILLD. ;NN  579a x   ;3QF michigan POALES mrtOX     45.54588 #_   , /EI CAREX   *g Cheboyan  `2 united states 1323301 66W   QCi MARSHY GROUND.   O carex hystericina  V, HYSTERICINA   &z  S frederick j. hermann  SJS CARP CREEK.  jU Cyperaceae -84.680548 RcZF  john h. ehlers =      a 1917-07-31
{"catalogNumber": "1323301", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex hystericina", "scientificNameAuthorship": "Muhl. ex Willd.", "genus": "Carex", "subgenus": "", "specificEpithet": "hystericina", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Frederick J. Hermann", "recordedBy": "John H. Ehlers", "recordNumber": "579a", "verbatimEventDate": "1917-07-31", "habitat": "Marshy ground.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "Carp Creek.", "decimalLatitude": "45.54588", "decimalLongitude": "-84.680548", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}