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": ""}
  no data IVJN   2818  kGJ         ([ CONTACT UM HERBARIUM   S,-c dr. o. h. volk   *L` POALES   7 5W Kunth 1940-02 (     1703500 ^   6pI@Z NAMIBIA   poacae a[;, 
{"catalogNumber": "1703500", "order": "Poales", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "Kunth", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Dr. O. H. Volk", "recordNumber": "2818", "verbatimEventDate": "1940-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Namibia", "stateProvince": "no data", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}