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": ""}
  y S.N. 1333850 $nXw       S3 FABACEAE  <1N y canadensis  MONROE ~8    SZyS near rockwood [mich], rockwood [wmu]  42.0659 <yR   1916-05-21 V  LATS 0F THE HU>RON RIVER [MICH], RIVER FLATS [WMU] 9    z~f [presumably south rockwood, since attributed to monroe co.]  ISf  CCIL BILLINGTON -83.2535 DpGE^    ( # cercis canadensis  ** United States fabales Gl s   mk l. Michigan G>  Cercis U?9 
{"catalogNumber": "1333850", "order": "Fabales", "family": "Fabaceae", "scientificName": "Cercis canadensis", "scientificNameAuthorship": "L.", "genus": "Cercis", "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": "near Rockwood [MICH], Rockwood [WMU]", "decimalLatitude": "42.0659", "decimalLongitude": "-83.2535", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}