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": ""}
john h. ehlers #7SH   -83.7426 ^u!v   latiglumis lBbC  [plant robust, but nodes omly 7] r    BIQX 1845      1921-09-30 lR>B  POALES q~  POACEAE _q~z|   a>@D BROMUS       u washtenaw  !Vp bromu:s latiglumis   ^2]X8 united states  N 1308005 Michigan emF 
{"catalogNumber": "1308005", "order": "Poales", "family": "Poaceae", "scientificName": "Bromus latiglumis", "scientificNameAuthorship": "", "genus": "Bromus", "subgenus": "", "specificEpithet": "latiglumis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "1845", "verbatimEventDate": "1921-09-30", "habitat": "", "occurrenceRemarks": "[plant robust, but nodes only 7]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-83.7426", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}