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": ""}
  w edward g. voss  Z1u Ã sandbergii  46.252708 z8HJ:    zc. CA. 12 MI. SE OF SHINGLETON.       Schoolcraft %k oN       1986-06-11 betula ã sandbergii e   ~|P BETULACEAE 1474889 dVD        
{"catalogNumber": "1474889", "order": "", "family": "Betulaceae", "scientificName": "Betula \u00c3\u0097 sandbergii", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "\u00c3\u0097 sandbergii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "", "verbatimEventDate": "1986-06-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Schoolcraft", "municipality": "", "locality": "ca. 12 mi. SE of Shingleton.", "decimalLatitude": "46.252708", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}