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": ""}
  populus grandidentata $BJ   n united states     =n #a frequent small tree on open sandy pine-juniper area. -85.55722 z    H michx.      4957 vu>    SlZB  michigan 1957-07-27 ] f*6   edward g. voss  L A     H@9 SALICACEAE grandidentata  )1  CHARLEVOIX H$X 
{"catalogNumber": "", "order": "", "family": "Salicaceae", "scientificName": "Populus grandidentata", "scientificNameAuthorship": "Michx.", "genus": "", "subgenus": "", "specificEpithet": "grandidentata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "4957", "verbatimEventDate": "1957-07-27", "habitat": "Frequent small tree on open sandy pine-juniper area.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Charlevoix", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-85.55722", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}