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": ""}
        1842 A +&     7 Juncus       ON MOIST, BARE AND CLAYEY GROUND AG_6A    ey* ALASKA    7tFa 1446761   fWA near airstrcip at wiseman.  
{"catalogNumber": "1446761", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Juncus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "1842 A", "verbatimEventDate": "", "habitat": "On moist, bare and clayey ground", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Alaska", "county": "", "municipality": "", "locality": "Near airstrip at Wiseman.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}