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": ""}
 x?LgO 1541     ROBERT .W. SMITH <(+K   KX[U  rubus  g 1470509 united states EX   :C L.  ROSACEAE y6   6) 0 michigan  ?q rubus     -83.935265 e)7|*    M. P. WIDRLEGHNER gD:    XMO s. of sutton rd., w. of rogers hwy., raisin twp.   %)Wg 41.941982  
{"catalogNumber": "1470509", "order": "", "family": "Rosaceae", "scientificName": "Rubus", "scientificNameAuthorship": "L.", "genus": "Rubus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. P. Widrlechner", "recordedBy": "Robert W. Smith", "recordNumber": "1541", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "S. of Sutton Rd., W. of Rogers Hwy., Raisin Twp.", "decimalLatitude": "41.941982", "decimalLongitude": "-83.935265", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}