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": ""}
  189706@-19 L< (     ;` FRENCH BROAD RIVER, NEAR BILTMORE  saxifragales ]-:V      grpm 40558 RQ      H~03 NORTH CAROLINA      ? ITEA VIRGINICA  :ur banks of river     `lQMe L.
{"catalogNumber": "", "order": "Saxifragales", "family": "", "scientificName": "Itea virginica", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1897-06-19", "habitat": "Banks of river", "occurrenceRemarks": "GRPM 40558", "associatedTaxa": "", "country": "", "stateProvince": "North Carolina", "county": "", "municipality": "", "locality": "French Broad River, near Biltmore", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}