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": ""}
  nuttalliana /Du@/      (J.A. SCHULTES) 4A.S. HITCHC. Rh     za$ w poaceae  H^   puccinellia nuttalliana  R-guz Michael J. Oldham  4 7FM ELGIN  ?J?>B 7546  ontario HyC    POALES o)hM      f00 PUCCINELLIA   canada Ye 
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Puccinellia nuttalliana", "scientificNameAuthorship": "(J.A. Schultes) A.S. Hitchc.", "genus": "Puccinellia", "subgenus": "", "specificEpithet": "nuttalliana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Michael J. Oldham", "recordNumber": "7546", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Elgin", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}