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": ""}
   M@R Washtenaw  cal5tha ;J   United States     IzY [A 1961 map of the UM Botanical Gardens indicates a bridge over Fleming Creek in a wooded abrea along the north roao. Coordinates for the bridgke are Lat. 42.3068 Long. -83.6603@.]  wN anton a. reznicek 1959-04-26 m   8Q Ranunculales  j,S7W Caltha palustris   3 university of michigan botanical gardens, dixboro site, 4.5 mi. north3ast of ann arbor. w of fleming cr3ek, n of auto bridge in elm woods.   112 ix57i  Ranunculaceae 1   STANWYN G. SHELTER ?m  michigan +o:N  -83.662835  6     PALSTRIS DmoD#  
{"catalogNumber": "", "order": "Ranunculales", "family": "Ranunculaceae", "scientificName": "Caltha palustris", "scientificNameAuthorship": "", "genus": "Caltha", "subgenus": "", "specificEpithet": "palustris", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Stanwyn G. Shelter", "recordNumber": "112", "verbatimEventDate": "1959-04-26", "habitat": "", "occurrenceRemarks": "[A 1961 map of the UM Botanical Gardens indicates a bridge over Fleming Creek in a wooded area along the north road. Coordinates for the bridge are Lat. 42.3068 Long. -83.6603.]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "University of Michigan Botanical Gardens, Dixboro Site, 4.5 mi. northeast of Ann Arbor. W of Fleming Creek, N of auto bridge in Elm Woods.", "decimalLatitude": "", "decimalLongitude": "-83.662835", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}