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": ""}
   WLn9 dactylorhiza aristata united states 4    Robert C. Morehouse 4K  Attu Island: O'Donnell Valley, east of the west arm of Holtz Bay .Kw|y  (FISCH. EX LINDL.) SOÃ³ 9Mg  ARISTATA  -7    1643977        < Orchidaceae           Asparagales  ia   
{"catalogNumber": "1643977", "order": "Asparagales", "family": "Orchidaceae", "scientificName": "Dactylorhiza aristata", "scientificNameAuthorship": "(Fisch. ex Lindl.) So\u00c3\u00b3", "genus": "", "subgenus": "", "specificEpithet": "aristata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert C. Morehouse", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Attu Island: O'Donnell Valley, east of the west arm of Holtz Bay", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}