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": ""}
 Jason R. Swallen p7    r Litchfield  ]D com2mutatum  grayson j   UNITED STATES <     #Jv6 Poaceae   T fl  1429065    sJ-j kentucky  E DICHANTHELIUM COMMUTATUM   B 1932-06-20     (Schult.) Gould G    2249 zoJ6>  
{"catalogNumber": "1429065", "order": "", "family": "Poaceae", "scientificName": "Dichanthelium commutatum", "scientificNameAuthorship": "(Schult.) Gould", "genus": "", "subgenus": "", "specificEpithet": "commutatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jason R. Swallen", "recordNumber": "2249", "verbatimEventDate": "1932-06-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Kentucky", "county": "Grayson", "municipality": "", "locality": "Litchfield", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}