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": ""}
united states tA  Sand dune 2   EIp`  culms tightly appressed to surface of sand dune    K TRIN. 7438 /       Amchitka Island, near Cyril CovelYi]A   ` ALASKA  t:0 Aleutians West     C+^iR exarata 1966-08-11 Z@   f; hansford t. shacklette    Agrostis exarata =%s   te : poaceae  usAQ POALES
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Agrostis exarata", "scientificNameAuthorship": "Trin.", "genus": "", "subgenus": "", "specificEpithet": "exarata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Hansford T. Shacklette", "recordNumber": "7438", "verbatimEventDate": "1966-08-11", "habitat": "Sand dune", "occurrenceRemarks": "Culms tightly appressed to surface of sand dune", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "Aleutians West", "municipality": "", "locality": "Amchitka Island, near Cyril Cove", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}