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": ""}
  -81.5688516  `M   ERIGERON &     o?3U flowering; rare and local   28503 >O%  49.8827952 lao    c_!S) michael j. oldham      cochrane vN:2    5Z( Michx. 182587 @@1>   ERIGERON HYSSOPIFOLIUS 86ia   
{"catalogNumber": "1282587", "order": "", "family": "", "scientificName": "Erigeron hyssopifolius", "scientificNameAuthorship": "Michx.", "genus": "Erigeron", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Michael J. Oldham", "recordedBy": "", "recordNumber": "28503", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "flowering; rare and local", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Cochrane", "municipality": "", "locality": "", "decimalLatitude": "49.8827952", "decimalLongitude": "-81.5688516", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}