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": ""}
 s.n. 8+.M           Fagales htbAm   NSqW -83.5581923 42.6420408 1O      l [scales up to 6 mm broad!] [pistllate scales sparsely pubescent adaxially. leaves acute to short-caudate (pmc)]  PAUL :W. THOMPSON A-d   haven hill tract.  Ev    Rf  1349547   .Z; f united states  OAKLAND V 
{"catalogNumber": "1349547", "order": "Fagales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Paul W. Thompson", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "[Scales up to 6 mm broad!] [Pistillate scales sparsely pubescent adaxially. Leaves acute to short-caudate (PMC)]", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Oakland", "municipality": "", "locality": "Haven Hill Tract.", "decimalLatitude": "42.6420408", "decimalLongitude": "-83.5581923", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}