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": ""}
 d biltmore erbarium [anonymous, biltmore herb.], 1 - over 4000, anonymous, exs #: 5650  ]C asteraceae   caroliniana      x. arguta SOLIDAGO VYH   v s.n.      ?W A. GRAY  IV United States  UUR_ GEORGIA  Solidago arguta var. caroliniana b>   )y,Bm var.    Unknown k  1446184 X(j W  CONTAT UM HERBARIUM zLxz   
{"catalogNumber": "1446184", "order": "", "family": "Asteraceae", "scientificName": "Solidago arguta var. caroliniana", "scientificNameAuthorship": "A. Gray", "genus": "Solidago", "subgenus": "", "specificEpithet": "arguta", "verbatimTaxonRank": "var.", "infraspecificEpithet": "caroliniana", "identifiedBy": "", "recordedBy": "Unknown", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Biltmore Herbarium [Anonymous, Biltmore Herb.], 1 - over 4000, Anonymous, exs #: 5650", "associatedTaxa": "", "country": "United States", "stateProvince": "Georgia", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}