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": ""}
    1897-08-17 b         ti A Biltmore  CZ0 hypericum    hypericaceae J]iJ  S.N. O|h:~    ( NORTH CAROLINA   > cultivated; grpm 40501 Buncombe qY`Pm  1507310 Le    
{"catalogNumber": "1507310", "order": "", "family": "Hypericaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Hypericum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1897-08-17", "habitat": "", "occurrenceRemarks": "Cultivated; GRPM 40501", "associatedTaxa": "", "country": "", "stateProvince": "North Carolina", "county": "Buncombe", "municipality": "", "locality": "Biltmore", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}