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": ""}
  4600 @x kC   ZT GORDON D. MCPHERSON    G~ 1959-11-10  ipomoea ^,  Mexico       ^K solanales     Torr.   COSTELLATA b*     1299063 ,$  )   j. graham xJ3   q IPOMOEA COSTELLATA  Bs@]< CONVOLVULACEAE  
{"catalogNumber": "1299063", "order": "Solanales", "family": "Convolvulaceae", "scientificName": "Ipomoea costellata", "scientificNameAuthorship": "Torr.", "genus": "Ipomoea", "subgenus": "", "specificEpithet": "costellata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Gordon D. McPherson", "recordedBy": "J. Graham", "recordNumber": "4600", "verbatimEventDate": "1959-11-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}