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": ""}
           (willd.) g. l. nesom 0      Carex marsh )  Symphyotrichum 5UP[g       A!Z 1475216 [A 1958 MAP OF THE UM BOTANICAL GARDENS INDICATES A ÂCAREX MARSHÂ AT THE SW END OF THE PROPERTY. COORDINATES FOR THE CENTER OF THE AREA ARE LAT. 42.3014 LONG. -83.6642.]   bxw    
{"catalogNumber": "1475216", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "(Willd.) G. L. Nesom", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "Carex marsh", "occurrenceRemarks": "[A 1958 map of the UM Botanical Gardens indicates a \u00e2\u0080\u009cCarex Marsh\u00e2\u0080\u009d at the SW end of the property. Coordinates for the center of the area are Lat. 42.3014 Long. -83.6642.]", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}