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": ""}
THOMAS DUNCAN R   george hannah v_ D)     Yg?A  S.N. 1894-05-01 xZ#  GRAND RAPIDS vJV  muhl. ex bigelow T       u 5$ Ranunculales KENT  =  -85.668086    42.96336 @     MICHIGAN V4/     fascicularis  a  1345570 H7YM  
{"catalogNumber": "1345570", "order": "Ranunculales", "family": "", "scientificName": "", "scientificNameAuthorship": "Muhl. ex Bigelow", "genus": "", "subgenus": "", "specificEpithet": "fascicularis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Thomas Duncan", "recordedBy": "George Hannah", "recordNumber": "s.n.", "verbatimEventDate": "1894-05-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Kent", "municipality": "", "locality": "Grand Rapids", "decimalLatitude": "42.96336", "decimalLongitude": "-85.668086", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}