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": ""}
  7ur 1979-06-21 Ontario te]Ej   CAREX VdC     c 18730 var. yc  Carex t5onsa var. tonsa v`(E        1392560 L    K_k CYPERACEAE    1Y FERO GRAVEL QUARRY 2 KM N OF COPENHAGEN RD CROSSING OF N BRANCH OF CURRENT R, MACGREGORa TWP.  TONSA F^ X7   P6iw? -89.166667  zv 2$ 48.483333    u O<0 POALES 
{"catalogNumber": "1392560", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex tonsa var. tonsa", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "tonsa", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "18730", "verbatimEventDate": "1979-06-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Ontario", "county": "", "municipality": "", "locality": "Fero gravel quarry 2 km N of Copenhagen Rd crossing of N branch of Current R, MacGregor Twp.", "decimalLatitude": "48.483333", "decimalLongitude": "-89.166667", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}