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": ""}
 S.N. 35A    Nb8 [presumably South  Rockwood, since attributed to 1Monroe Co.] FABALES *7   /kd 42.0659 1333850 4d  Cecil Billington !77     michigan 4k.   ?QyQ flats of the huron river [mich], river flats [wmu]    LMmvk canadensis    ^K Monroe United States ^   L9; 83.2535 fabaceae OI+a  L.  .W  Cercis can,adensis |977~     4%  1916-05-21 
{"catalogNumber": "1333850", "order": "Fabales", "family": "Fabaceae", "scientificName": "Cercis canadensis", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "canadensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Cecil Billington", "recordNumber": "s.n.", "verbatimEventDate": "1916-05-21", "habitat": "Flats of the Huron River [MICH], River flats [WMU]", "occurrenceRemarks": "[presumably South Rockwood, since attributed to Monroe Co.]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Monroe", "municipality": "", "locality": "", "decimalLatitude": "42.0659", "decimalLongitude": "-83.2535", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}