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": ""}
1929-07-06     v0z FAGALES  = michigam CORYLUS AMERICANA bv   Y XCLAIR A. BROWN betulaceae !$6    americana uYP>         2604 8$j   ] Z` united states  41.8635  )   WALTER >-?:  S. of Bromson. tk 7  1349794 ^   CORYLUS 86  
{"catalogNumber": "1349794", "order": "Fagales", "family": "Betulaceae", "scientificName": "Corylus americana", "scientificNameAuthorship": "Walter", "genus": "Corylus", "subgenus": "", "specificEpithet": "americana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Clair A. Brown", "recordNumber": "2604", "verbatimEventDate": "1929-07-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "S. of Bronson.", "decimalLatitude": "41.8635", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}