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": ""}
 near biltmore <pVo   Y=o VITIS  BUNCOMBE 3F  UNITED STATES @   V5p` Michx.   z Vitales     upland thickets 1ol      Z0= NOT EVIDENT  AESTIVALIS S+   1897-06-18 M  Vitaceae Rv    tEZ  s.n. 1506720 9   GRPM 42768 B9 
{"catalogNumber": "1506720", "order": "Vitales", "family": "Vitaceae", "scientificName": "", "scientificNameAuthorship": "Michx.", "genus": "Vitis", "subgenus": "", "specificEpithet": "aestivalis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Not evident", "recordNumber": "s.n.", "verbatimEventDate": "1897-06-18", "habitat": "Upland thickets", "occurrenceRemarks": "GRPM 42768", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Buncombe", "municipality": "", "locality": "Near Biltmore", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}