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": ""}
       R ]% V. L. CORY    8%~ 1460622  3o? CONVOLVULACEAE   1945-10-03 r2#  IPOMOEA  pF    | JeffersYon      6*i Solanales a pest in nursery gardens; a recent introduction into Texas 5m$q   =7 S! united states   heptapylla . 
{"catalogNumber": "1460622", "order": "Solanales", "family": "Convolvulaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Ipomoea", "subgenus": "", "specificEpithet": "heptaphylla", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "V. L. Cory", "recordNumber": "", "verbatimEventDate": "1945-10-03", "habitat": "", "occurrenceRemarks": "a pest in nursery gardens; a recent introduction into Texas", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Jefferson", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}