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": ""}
  P.  770  Algoma Rn   CAREX ELAVA T    *^  Poales    ONTARIO U<  1938-07-02 .K2  L. J   G~j*4 Carex     ~ -85   v!eh  48  GV9 48Â° 00' N 85Â° 00' W   / CYPERACEAE    dN CANADA 
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex flava", "scientificNameAuthorship": "L.", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "770", "verbatimEventDate": "1938-07-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Algoma", "municipality": "", "locality": "", "decimalLatitude": "48", "decimalLongitude": "-85", "verbatimCoordinates": "48\u00c2\u00b0 00' N 85\u00c2\u00b0 00' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}