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": ""}
Poales (M ,^  xanthophysum [br    9 CANADA    Panicum xanthophysum r64    VIs;  SIMCOE anton a. reznicek /&   @L 1284908  h?tx PANICUM 1973-06-16 8!k5z        Dry sandy edge of red oak-red, white pine woods. h]   IX ontario   ?jf 3839    
{"catalogNumber": "1284908", "order": "Poales", "family": "", "scientificName": "Panicum xanthophysum", "scientificNameAuthorship": "", "genus": "Panicum", "subgenus": "", "specificEpithet": "xanthophysum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Anton A. Reznicek", "recordNumber": "3839", "verbatimEventDate": "1973-06-16", "habitat": "Dry sandy edge of red oak-red, white pine woods.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Simcoe", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}