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": ""}
     .) birch run, within a radius of 3 miles to the northward.  F_ 34 RTACEAE Zanthokylum americanum U   Saginaw HF9(`    s AMERICANUM   C% h| Woosd containing white birch.   zanthoxylum 9J>[A   O` bR -83.79414 united states       Q harley h. bartlett & charles d. richards     QWI<m A43.27911   7 Tuw   
{"catalogNumber": "", "order": "", "family": "Rutaceae", "scientificName": "Zanthoxylum americanum", "scientificNameAuthorship": "", "genus": "Zanthoxylum", "subgenus": "", "specificEpithet": "americanum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Harley H. Bartlett & Charles D. Richards", "recordNumber": "7", "verbatimEventDate": "", "habitat": "Woosd containing white birch.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Saginaw", "municipality": "", "locality": "Birch Run, Within a radius of 3 miles to the northward.", "decimalLatitude": "43.27911", "decimalLongitude": "-83.79414", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}