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": ""}
  CANESCENS _<M<  hansford t. shacklette    poales Dz:  Carex e=0   8 carex canescens 76 +.  L. +H@.t   Yz@ at the gmouth of the hayden river, latouche island, prince william sound. 1365059 +<JkM    Alaska c    5<  4750      1957-08-01 >MM     united states 1)8/  
{"catalogNumber": "1365059", "order": "Poales", "family": "", "scientificName": "Carex canescens", "scientificNameAuthorship": "L.", "genus": "Carex", "subgenus": "", "specificEpithet": "canescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Hansford T. Shacklette", "recordNumber": "4750", "verbatimEventDate": "1957-08-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "", "municipality": "", "locality": "At the mouth of the Hayden River, Latouche Island, Prince William Sound.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "76", "maximumElevationInMeters": ""}