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": ""}
         n 1927-08-07  MR qk greenland  canadensis +7mM    Nk langsdorfii  #* : 2605    FP/ carl o. erl anson (LINK) INMAN j    Zah  calamagrostis   s  var. Contact UM Herbarium V:.ww    
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "(Link) Inman", "genus": "Calamagrostis", "subgenus": "", "specificEpithet": "canadensis", "verbatimTaxonRank": "var.", "infraspecificEpithet": "langsdorfii", "identifiedBy": "", "recordedBy": "Carl O. Erlanson", "recordNumber": "2605", "verbatimEventDate": "1927-08-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Greenland", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}