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": ""}
  *b- anton a. reznicek  _u7r! N 44Â° 01.989', W 86Â° 30.201'       michigan Y    United States *4I  ERAGROSTIS $+g   356 ,=3    Vs LUDINGTON STATE PARK    Several large clumps on steep sandy river bank. ~a.      H -86.50335  
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Eragrostis", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "356", "verbatimEventDate": "", "habitat": "Several large clumps on steep sandy river bank.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Ludington State Park", "decimalLatitude": "", "decimalLongitude": "-86.50335", "verbatimCoordinates": "N 44\u00c2\u00b0 01.989', W 86\u00c2\u00b0 30.201'", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}