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": ""}
  J wl Prunus 1468189 UR2 q  michigan +E  United States   bTZ     ynr L. F. prunus pensylvanica e^     ZPSh6 1025   42.315413  L     1987-05-04 Y9  at the south end of crooked lake. s  pensylvanica q8y   y Q Very uncommon, from single clone on upland edge above wetland, associated with Quercus ellipsoiddalis and  Carya glabra. ROSALES sIt     MICHAEL R. PENSKAR   
{"catalogNumber": "1468189", "order": "Rosales", "family": "", "scientificName": "Prunus pensylvanica", "scientificNameAuthorship": "L. f.", "genus": "Prunus", "subgenus": "", "specificEpithet": "pensylvanica", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Michael R. Penskar", "recordNumber": "1025", "verbatimEventDate": "1987-05-04", "habitat": "Very uncommon, from single clone on upland edge above wetland, associated with Quercus ellipsoidalis and Carya glabra.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "At the south end of Crooked Lake.", "decimalLatitude": "42.315413", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}