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": ""}
1502668 RB    W Aiton no <data   x    ?DJ Potentilla tridentata tridentata 8#O$p       ROSALES ImZ;    pB UNITED STATES     - 44986   Fred Horsford -<Z  NEW HAMPSHIRE XCkOw   nPg Rosaceae   Potentilla W?r  WHITE MT. Oe 
{"catalogNumber": "1502668", "order": "Rosales", "family": "Rosaceae", "scientificName": "Potentilla tridentata", "scientificNameAuthorship": "Aiton", "genus": "Potentilla", "subgenus": "", "specificEpithet": "tridentata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Fred Horsford", "recordNumber": "44986", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "New Hampshire", "county": "no data", "municipality": "", "locality": "White Mt.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}