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": ""}
     ,Iv: CAREX     U` s.n.   Carex cristatella W1O    1909-07-04 t   E8  st. clair  Michigan f1rq    . Britton Frederick J. Hermann ZxQ    YX<fa Unitved States   POALES .  w    iS. Charles K. Dodge
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Carex cristatella", "scientificNameAuthorship": "Britton", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Frederick J. Hermann", "recordedBy": "Charles K. Dodge", "recordNumber": "s.n.", "verbatimEventDate": "1909-07-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "St. Clair", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}