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": ""}
  anton a. reznicek 4 UdS    Bs$ = CYPERACEAE  CX@e 1259410 CONTACT UM HERBARIUM RnsW4      PHoales       : 1n CYPERUS   6460 8    Md&| 1981-08-27 a.rich. O0   Cyperus filiculmis !   R  simcoe ONTARIO   0u    8 z! canada filiculmis jTS@U 
{"catalogNumber": "1259410", "order": "Poales", "family": "Cyperaceae", "scientificName": "Cyperus filiculmis", "scientificNameAuthorship": "A.Rich.", "genus": "Cyperus", "subgenus": "", "specificEpithet": "filiculmis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Anton A. Reznicek", "recordNumber": "6460", "verbatimEventDate": "1981-08-27", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Simcoe", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}