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": ""}
 !a RANUNCULUS  POIR. <L)   l berrien ranunculus recurvatus N;    vu 1345898 Michigan 7   AY?` 41.836087  q 9i ranunculales  U`6V 192105-19  S.N. - 6     CECIL BILLINGTON ,  RANUNCULACEAE = $7      $ Warren Woods recurvatus       x+ |  CLIMAX FOREST  united states c<nx   AZ( -86.626812  
{"catalogNumber": "1345898", "order": "Ranunculales", "family": "Ranunculaceae", "scientificName": "Ranunculus recurvatus", "scientificNameAuthorship": "Poir.", "genus": "Ranunculus", "subgenus": "", "specificEpithet": "recurvatus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Cecil Billington", "recordNumber": "s.n.", "verbatimEventDate": "1921-05-19", "habitat": "Climax forest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Berrien", "municipality": "", "locality": "Warren Woods", "decimalLatitude": "41.836087", "decimalLongitude": "-86.626812", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}