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": ""}
 */ 45.94746  4370 iv[   z/ 1287847   nPoales miT;   John H. Ehlers &Z~c    _! (LINK) GOULD EX SHINNERS trachycaulus +7     $ -86.23934 ELYMUS a>   , * Schoolcraft Poaceae R^    R united states   1st dune ridge, manistique dunes LY1     MICHIGAN gMQKb  ELYMUS TRACHYCAULUS t4bd   9 1929-08-30 
{"catalogNumber": "1287847", "order": "Poales", "family": "Poaceae", "scientificName": "Elymus trachycaulus", "scientificNameAuthorship": "(Link) Gould ex Shinners", "genus": "Elymus", "subgenus": "", "specificEpithet": "trachycaulus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "4370", "verbatimEventDate": "1929-08-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Schoolcraft", "municipality": "", "locality": "1st dune ridge, Manistique Dunes", "decimalLatitude": "45.94746", "decimalLongitude": "-86.23934", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}