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": ""}
  :mD8 s. k. degraff    o :.& pratense  hk Y POACEAE 292 M X  Ontario  +0q8    POALES  &2  Phleum pratense `,     ^6I Phleum  Vy+I  canada  * 1975-08-19   b MUSKtRAT DAM LAKE   L L.   1420517 Qps&    KENORA i  
{"catalogNumber": "1420517", "order": "Poales", "family": "Poaceae", "scientificName": "Phleum pratense", "scientificNameAuthorship": "L.", "genus": "Phleum", "subgenus": "", "specificEpithet": "pratense", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "S. K. DeGraff", "recordNumber": "292", "verbatimEventDate": "1975-08-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Kenora", "municipality": "", "locality": "Muskrat Dam Lake", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}