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": ""}
   pK Chloris virgata  8340 [      john h. thomas  `  POACEAE  Xl      aUil -112.048  baja california sur Xx    YGb?? 30  26.1974 B,9  SAN ISIDRO; BETWEEN SAN IGNACIO AND LA PURISIMA; 6-8 MI NORTHWARD FROM CUARENTA IGk    1119840 j&   un virgata 
{"catalogNumber": "1119840", "order": "", "family": "Poaceae", "scientificName": "Chloris virgata", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "virgata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Thomas", "recordNumber": "8340", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Baja California Sur", "county": "", "municipality": "", "locality": "San Isidro; between San Ignacio and La Purisima; 6-8 mi northward from Cuarenta", "decimalLatitude": "26.1974", "decimalLongitude": "-112.048", "verbatimCoordinates": "", "minimumElevationInMeters": "30", "maximumElevationInMeters": ""}