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": ""}
   7%0Y 42.11936  gH8: HARLEY H. BARTLETT       -O pumila   &43aw Michigan     OOY s.n.   west of clark alke, ca. 5 miles west of brooklyn near the old rr station, crossed by meridian rd. about halfway between white rd and liberty rd.  b    BETULA PUMILA W   BETULACEAE  )    
{"catalogNumber": "", "order": "", "family": "Betulaceae", "scientificName": "Betula pumila", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "pumila", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Harley H. Bartlett", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "West of Clark alke, ca. 5 miles west of Brooklyn near the old RR station, crossed by Meridian Rd. about halfway between White Rd and Liberty Rd.", "decimalLatitude": "42.11936", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}