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": ""}
   8 ALASKA CALAMAGROSTIS CANADENSIS z Ud      Contact UM Herbarium 6LD!C   -e 2884     calamagrostis [wi   1949-08-30 5K  Poaceae qv     +fyPM Poales  United States bY #    gpI CANADENSIS   louis h.jordal & harvey a. miller  )f 
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Calamagrostis canadensis", "scientificNameAuthorship": "", "genus": "Calamagrostis", "subgenus": "", "specificEpithet": "canadensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Louis H. Jordal & Harvey A. Miller", "recordNumber": "2884", "verbatimEventDate": "1949-08-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}