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": ""}
    T6iz 46.60838 1992-07-17 7^9  (schult.) freckmann )`gb     LUCE 0y      .sJ@ 3616A   cw se 1/4 se 1/4 sec 28 t49n-r9w DON HENSON at2o  michigan j(ib      WH -85.42815   . DICHANTHELIUM SPRETUM     vi9Gc spretum
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Dichanthelium spretum", "scientificNameAuthorship": "(Schult.) Freckmann", "genus": "", "subgenus": "", "specificEpithet": "spretum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Don Henson", "recordNumber": "3616A", "verbatimEventDate": "1992-07-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Luce", "municipality": "", "locality": "SE 1/4 SE 1/4 Sec 28 T49N-R9W", "decimalLatitude": "46.60838", "decimalLongitude": "-85.42815", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}