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": ""}
  @xO 1949-09-15    D below mawphlang   o  East Khasi Hills    Wa|ter N. Koelz c-dHb    %/gK5 RUFOBARBAThUM  /;G 23952  Poaceae     INDIA F*8]W   < ze 1488564   #F pogonatherum    .JQ75 Griff. ON CLIFF T    _t Meghalaya 
{"catalogNumber": "1488564", "order": "", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "Griff.", "genus": "Pogonatherum", "subgenus": "", "specificEpithet": "rufobarbatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "23952", "verbatimEventDate": "1949-09-15", "habitat": "On cliff", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Meghalaya", "county": "East Khasi Hills", "municipality": "", "locality": "Below Mawphlang", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}