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": ""}
   2  2006-06-30  a0 Ontario  brevior -)%M  HASTINGS _     carex brevior cg   m cyperaceae carex u ]    (DEWEY) MACK. EX LUNELL -p    `VT w CANADA   32870 + fhf     7 1459224   K Michael J. ldham 
{"catalogNumber": "1459224", "order": "", "family": "Cyperaceae", "scientificName": "Carex brevior", "scientificNameAuthorship": "(Dewey) Mack. ex Lunell", "genus": "Carex", "subgenus": "", "specificEpithet": "brevior", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Michael J. Oldham", "recordNumber": "32870", "verbatimEventDate": "2006-06-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Hastings", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}