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": ""}
  Nr cymbopogon khasianus       9c Open slope    ~z^ 1953-06-29  Uh/  1829   WALTER N. KOELZ  l4     ^  MAWPHLANG     (Hack.) Stapf ex Bor c%a   V) INDIA 1486368 E   Cymbopogon 9w 
{"catalogNumber": "1486368", "order": "", "family": "", "scientificName": "Cymbopogon khasianus", "scientificNameAuthorship": "(Hack.) Stapf ex Bor", "genus": "Cymbopogon", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "", "verbatimEventDate": "1953-06-29", "habitat": "Open slope", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "", "county": "", "municipality": "", "locality": "Mawphlang", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1829", "maximumElevationInMeters": ""}