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": ""}
   53.283333 Aq    1447343 8   kM^ 53Â° a17' N, 60Â° 21' W   [3C JOHN M. GILLETT     Zp92H goose bay.  ? (ENGELM.) FERNALD 1950-08-02 :5#,V       ^_%8 Sandy, moist roadside      
{"catalogNumber": "1447343", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "(Engelm.) Fernald", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John M. Gillett", "recordNumber": "", "verbatimEventDate": "1950-08-02", "habitat": "Sandy, moist roadside", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Goose Bay.", "decimalLatitude": "53.283333", "decimalLongitude": "", "verbatimCoordinates": "53\u00c2\u00b0 17' N, 60\u00c2\u00b0 21' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}