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": ""}
  ~XCZ 1219 31115 eD   r 1508044  walter n. koelz Bg   gl khasiana  bO 1952-08-14    a Vf India East Khasi Hills ITFa    ? Malvales   AQUILARIA KHASIANA  b;   +v4 AQUILARIA   +8 Meghalaya  THYMLAEACEAE CiC    GHERRAPUNJEE A:`<   hallier f. %!  
{"catalogNumber": "1508044", "order": "Malvales", "family": "Thymelaeaceae", "scientificName": "Aquilaria khasiana", "scientificNameAuthorship": "Hallier f.", "genus": "Aquilaria", "subgenus": "", "specificEpithet": "khasiana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "31115", "verbatimEventDate": "1952-08-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Meghalaya", "county": "East Khasi Hills", "municipality": "", "locality": "Cherrapunjee", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1219", "maximumElevationInMeters": ""}