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": ""}
  <^+  Prunus  ToV 1968-08-31    Ab0X UNITED STATES  q0( virginiana      1468462 qP&E^  12827 %k,0?   MACKINAC B   . Prunus virginiana   MVICHIGAN  /f ,   occasional tall shrub, openings in woods and thickets, noted as especially frequent near the lighthouse.  ]   UV 45.8584  7 ROSACEAE   OW st. helena island. 
{"catalogNumber": "1468462", "order": "", "family": "Rosaceae", "scientificName": "Prunus virginiana", "scientificNameAuthorship": "", "genus": "Prunus", "subgenus": "", "specificEpithet": "virginiana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "12827", "verbatimEventDate": "1968-08-31", "habitat": "Occasional tall shrub, openings in woods and thickets, noted as especially frequent near the lighthouse.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Mackinac", "municipality": "", "locality": "St. Helena Island.", "decimalLatitude": "45.8584", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}