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": ""}
2168 Y   aquatica UlT-  frederick j. hermann l     >48G8 Brassicales -84.566434 5   (Eaton) E. J. Palmer & Steyerm. w ^f    B^ 1481880   2WM  united states   Arpns Douglas Lake; Nigger Creek. BRASSICACEAE D   E  1928-08-14  ;^|d- anton a. reznicek  w 45.510451  ;fK Rorippa aquatica michigan ^ J[*     V X Cheboygan  
{"catalogNumber": "1481880", "order": "Brassicales", "family": "Brassicaceae", "scientificName": "Rorippa aquatica", "scientificNameAuthorship": "(Eaton) E. J. Palmer & Steyerm.", "genus": "", "subgenus": "", "specificEpithet": "aquatica", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Frederick J. Hermann", "recordNumber": "2168", "verbatimEventDate": "1928-08-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "Douglas Lake; Nigger Creek.", "decimalLatitude": "45.510451", "decimalLongitude": "-84.566434", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}