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": ""}
 3337 5o4hw    coppermine, coronation gulf, at mouth of coppermine river. low    &/ -115.5  I Canada    r honck.     ANGUSTIFOLIUM VF     1395350 eji L  Poales nLb  eriophorum angustifolium M   ?5/`] 1948-08-04     R NORTHWEST TERRITORIES   .f; hansford t. shacklette  67.783333 &xx 
{"catalogNumber": "1395350", "order": "Poales", "family": "", "scientificName": "Eriophorum angustifolium", "scientificNameAuthorship": "Honck.", "genus": "", "subgenus": "", "specificEpithet": "angustifolium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Hansford T. Shacklette", "recordNumber": "3337", "verbatimEventDate": "1948-08-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Northwest Territories", "county": "", "municipality": "", "locality": "Coppermine, Coronation Gulf, at mouth of Coppermine River.", "decimalLatitude": "67.783333", "decimalLongitude": "-115.5", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}