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": ""}
1981 &k     Mh poaceae    3 1403686  :+ s.n.  AGROSTIS HYEMALIS siN   (walter) britton, sterns & poggenb. -        :EoO AGROSTIS  $7 montana   hyemalis i@hse   CN3 beaverhead n. w. wisdom  E,,8   T:SK united states 1924-07-15 * H/   PQm D e. j. bell 
{"catalogNumber": "1403686", "order": "", "family": "Poaceae", "scientificName": "Agrostis hyemalis", "scientificNameAuthorship": "(Walter) Britton, Sterns & Poggenb.", "genus": "Agrostis", "subgenus": "", "specificEpithet": "hyemalis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E. J. Bell", "recordNumber": "s.n.", "verbatimEventDate": "1924-07-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Montana", "county": "Beaverhead", "municipality": "", "locality": "N. W. Wisdom", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1981", "maximumElevationInMeters": ""}