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": ""}
 w6$u 1964-07-13   CAREX CRISTATELLA S    : 44.243386  ,.Nn michigan  Y[ -84.04286     United States P$*        L?o7 S.N. RIFLE RIVER AREA, REGION BETWEEN GREBE LAKE AND GROUSEHAVEN LAKE. f      CYPERACEAE =|X    
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Carex cristatella", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1964-07-13", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Rifle River Area, region between Grebe Lake and Grousehaven Lake.", "decimalLatitude": "44.243386", "decimalLongitude": "-84.04286", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}