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": ""}
   rju G 1219  y gryllus  v india   . walter n. koelz   east khasi hills +-OLw    !8 1486312  Gdn POACEAE   >~(DC MEGHALAYA  b<V< 23522    Fw MEADOW  N PYNURSLA    (L.) Trin. %d   D;=  CHRYSOPOGON GRYLLUS  % 1949-08-17 CHRYSOPOGON ]  
{"catalogNumber": "1486312", "order": "", "family": "Poaceae", "scientificName": "Chrysopogon gryllus", "scientificNameAuthorship": "(L.) Trin.", "genus": "Chrysopogon", "subgenus": "", "specificEpithet": "gryllus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "23522", "verbatimEventDate": "1949-08-17", "habitat": "Meadow", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Meghalaya", "county": "East Khasi Hills", "municipality": "", "locality": "Pynursla", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1219", "maximumElevationInMeters": ""}