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": ""}
 nB "TREE 12 M. TALL; BARK OFF-WHITE, PEELING."   .c united states  1350728 B  MICHIGAN k~  PAPYRIFERA 26R   1989-05-21 8;    BETU1A  o       k^$$I frequent in acidic swampy area with vacinium corymbosum and aronia melanoca`rpa.    N s 981    fagales sb8    o^ PETER W. FRITSCH NEAR INTERSECTION OF BLACK BRIDGE RD AND BOWONITCH RD. ABOUT 10 KM SE OF HILLSDALE. a< 
{"catalogNumber": "1350728", "order": "Fagales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Betula", "subgenus": "", "specificEpithet": "papyrifera", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Peter W. Fritsch", "recordNumber": "981", "verbatimEventDate": "1989-05-21", "habitat": "Frequent in acidic swampy area with Vaccinium corymbosum and Aronia melanocarpa.", "occurrenceRemarks": "\"Tree 12 m. tall; bark off-white, peeling.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Near intersection of Black Bridge Rd and Bowonitch Rd. About 10 km SE of Hillsdale.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}