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": ""}
  alaska rX    pP  (KJELLM.) SAM.   `mH, united states  mq z! Lat. 70Â°28' N, Long. 157Â° 25' W   G I  1966-08-18    9<~ 1668455   -57u  var.   NIVALIS d     3  WITHIN CA 15-16 KM OF ATKASUK, ON THE MEADE RIVER CA 100 KM SOUTH-SOUTHWEST OF BARROW   O|  POALES     
{"catalogNumber": "1668455", "order": "Poales", "family": "", "scientificName": "", "scientificNameAuthorship": "(Kjellm.) Sam.", "genus": "", "subgenus": "", "specificEpithet": "nivalis", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1966-08-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "", "municipality": "", "locality": "Within ca 15-16 km of Atkasuk, on the Meade River ca 100 km south-southwest of Barrow", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "Lat. 70\u00c2\u00b0 28' N, Long. 157\u00c2\u00b0 25' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}