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": ""}
 51>` 162 MICHIGAN  HD  1476443 nf.m  salix bebbiana 8   b_@qe universiy of michigahn botanical gardens, dixboro site, 4.5 mi. northeast of ann arbor. marsh hawk area. [a 1961 map of the um botanical gardens indicates marsh hawk woods was located east of the buildings. approx. lat. 42.2997 long -83.6589.]  k  sarg.  :sV6 JAMES E. PERLEY -83.662835 =[u      !(>r* washtenaw  Tfw  Salix   rMALPIGHIALES     n O^ 42.300243      6hVIJ BEBBIANA   `  United States  eyx  1959-06-04  A ANTON A. REZNICEK 
{"catalogNumber": "1476443", "order": "Malpighiales", "family": "", "scientificName": "Salix bebbiana", "scientificNameAuthorship": "Sarg.", "genus": "Salix", "subgenus": "", "specificEpithet": "bebbiana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "James E. Perley", "recordNumber": "162", "verbatimEventDate": "1959-06-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "University of Michigan Botanical Gardens, Dixboro Site, 4.5 mi. northeast of Ann Arbor. Marsh Hawk area. [A 1961 map of the UM Botanical Gardens indicates Marsh Hawk Woods was located east of the buildings. Approx. Lat. 42.2997 Long. -83.6589.]", "decimalLatitude": "42.300243", "decimalLongitude": "-83.662835", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}