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": ""}
 x3[ occioentalis l. [tb    ZNS)v UNITED STATES     Du Mark P. Widrl8echner       Michgan M9  1669  s  "FLOWERS WHITE, CANES GLAUCOUS" )=BUh      <k decumbent shrub within ope n oak-hickory forest.  r?TOD 1470597  caQ  Rosaceae     rubusoccidentalis DfvM 
{"catalogNumber": "1470597", "order": "", "family": "Rosaceae", "scientificName": "Rubus occidentalis", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "occidentalis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Mark P. Widrlechner", "recordedBy": "", "recordNumber": "1669", "verbatimEventDate": "", "habitat": "Decumbent shrub within open oak-hickory forest.", "occurrenceRemarks": "\"Flowers white, canes glaucous\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}