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": ""}
 @ Fagus grandifolia subsp. grandifolia  H. S. Newins pC e  grandifolia s   fn _H 1934-07-23       $  fagaceae 8060 1 U  camp caesar r  UNITED STATES Sv  1563570 +       GRANDIFOLIA n4_jR   west virginia Pyp       WEBSTER =b- 
{"catalogNumber": "1563570", "order": "", "family": "Fagaceae", "scientificName": "Fagus grandifolia subsp. grandifolia", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "grandifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "grandifolia", "identifiedBy": "", "recordedBy": "H. S. Newins", "recordNumber": "8060", "verbatimEventDate": "1934-07-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "West Virginia", "county": "Webster", "municipality": "", "locality": "Camp Caesar", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}