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": ""}
   r m4( aste2rales    P Berrien Catherine Ciolac l   michigan :C/!i    xG;If DRY SAND PRAIRIE  i 1249711     ASTERACEAE GFqT   &x oX DC. 1971-08-15 $  United States E*l    1@P along w. side of penn central rr, just n. of grand beac h, sec 17, t 8 s, r 21 w,   ambrosia psilostahya E b.X    F(T*  Ambrosia   [vDG: psilostachya 
{"catalogNumber": "1249711", "order": "Asterales", "family": "Asteraceae", "scientificName": "Ambrosia psilostachya", "scientificNameAuthorship": "DC.", "genus": "Ambrosia", "subgenus": "", "specificEpithet": "psilostachya", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Catherine Ciolac", "recordNumber": "", "verbatimEventDate": "1971-08-15", "habitat": "Dry sand prairie", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Berrien", "municipality": "", "locality": "along W. side of Penn Central RR, just N. of Grand Beach, Sec. 17, T 8 S, R 21 W,", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}