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": ""}
  zh`jm Panicum    xYhOm gattingeri  V   1987-11-09    nash w0   K POALES  m 1418920      Ontario essex Ds4   M. J. OLDHAM ;`      Poaceae  Ny~    PELEE ISLAND, BASE OF STONE ROAD AT MILL POINT b|k   
{"catalogNumber": "1418920", "order": "Poales", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "Nash", "genus": "Panicum", "subgenus": "", "specificEpithet": "gattingeri", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "M. J. Oldham", "recordNumber": "", "verbatimEventDate": "1987-11-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Ontario", "county": "Essex", "municipality": "", "locality": "Pelee Island, base of Stone Road at Mill Point", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}