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": ""}
 $@[  1951-09-10  UNITED STATES l.     4TH michigan  ch_!  POACEAE  $t2 1239076 (WILLD.) TRIN. b6E   TY] -84.8235       mackinac  Wr edward g. voss        St. Ignace: near intersection of highway U.S. 2 and Allenville Road (MN!   harley h. bartlett & charles d. richards Qrvz   U POALES   45.9847 gB. 
{"catalogNumber": "1239076", "order": "Poales", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "(Willd.) Trin.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "Harley H. Bartlett & Charles D. Richards", "recordNumber": "", "verbatimEventDate": "1951-09-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Mackinac", "municipality": "", "locality": "St. Ignace: near intersection of highway U.S. 2 and Allenville Road", "decimalLatitude": "45.9847", "decimalLongitude": "-84.8235", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}