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": ""}
   a@B7 MICHIGAN E. G. Voss Bl    g. w. parmelee 6v- L   1947-08-13 L   ingham A    ;c juncaceae 290 ~0a   7 tenuis POALES     ,[ 1648398 unitedstates l   Q+ willd.  M Juncus tenuis meridian twp.; t4n, r1w, sec 36 U`    u juncus T4N, R1W, SEC. 36 WTl      W b Deprssion in wheat field on Miami loam
{"catalogNumber": "1648398", "order": "Poales", "family": "Juncaceae", "scientificName": "Juncus tenuis", "scientificNameAuthorship": "Willd.", "genus": "Juncus", "subgenus": "", "specificEpithet": "tenuis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "E. G. Voss", "recordedBy": "G. W. Parmelee", "recordNumber": "290", "verbatimEventDate": "1947-08-13", "habitat": "Depression in wheat field on Miami loam", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Ingham", "municipality": "", "locality": "Meridian Twp.; T4N, R1W, Sec 36", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "T4N, R1W, Sec. 36", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}