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": ""}
   =gt Amchitka Island HANSFORD T. SHACKLETTE z      7 * poa       DAgeM ARCTICA  ]AP  Poa arctica    poaceae NV6#     1966-08-16 (.1   UNITED STATES mlu   PrzB 7566  9Lx2g POALES 
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Poa arctica", "scientificNameAuthorship": "", "genus": "Poa", "subgenus": "", "specificEpithet": "arctica", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Hansford T. Shacklette", "recordNumber": "7566", "verbatimEventDate": "1966-08-16", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Amchitka Island", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}