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 3[  1900-07-03 uX/qm   ,=s 1421772 Poaeae e  laxa g+@W?     8?^ POALES    HAENKE dO  Poa laxa o=  mt. bridger YaV   u poa     :SD^ MONTANA     P s.n. carbon EI   ~thI J. W. Blankinship  
{"catalogNumber": "1421772", "order": "Poales", "family": "Poaceae", "scientificName": "Poa laxa", "scientificNameAuthorship": "Haenke", "genus": "Poa", "subgenus": "", "specificEpithet": "laxa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J. W. Blankinship", "recordNumber": "s.n.", "verbatimEventDate": "1900-07-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Montana", "county": "Carbon", "municipality": "", "locality": "Mt. Bridger", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}