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": ""}
  Poaceae b;!N-  Squirrel Isl F-    @ [ 5693 CANADA  NB       [  Schizachyrium scoparium   ]g. poales   1920-0-16 K    H: schizachyrium   scoparium G %B      bb4 I O. A. FARWELL   ).G, 1423338
{"catalogNumber": "1423338", "order": "Poales", "family": "Poaceae", "scientificName": "Schizachyrium scoparium", "scientificNameAuthorship": "", "genus": "Schizachyrium", "subgenus": "", "specificEpithet": "scoparium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "O. A. Farwell", "recordNumber": "5693", "verbatimEventDate": "1920-09-16", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "", "county": "", "municipality": "", "locality": "Squirrel Isl", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}