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": ""}
 UNITED STATES .  Along N bank of river draining into Iko Bay, 18 mi. SE of Barrow Base U  l. :jY     Henry J. Thompson Yvsqg   8z!dg Poa pratensis  $l 1950-08-14  alaska 6]?V    Poaceae 3>a   1422277 Y5b6z   pratensis E7Z!  NORTH SLOPE WD0          
{"catalogNumber": "1422277", "order": "", "family": "Poaceae", "scientificName": "Poa pratensis", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "pratensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Henry J. Thompson", "recordNumber": "", "verbatimEventDate": "1950-08-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "North Slope", "municipality": "", "locality": "Along N bank of river draining into Iko Bay, 18 mi. SE of Barrow Base", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}