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": ""}
sorghastrum nutans v[  Poaceae m]Ol   1965-09-11 v71   $f.d: michigan    near shore of Silver Lake, Dexter Tp., ca. 6 1/2 mi. NW of Dexter. yrSd  EDWARD G. VOSS L      (l.) nash GsB/g   1315734 Re6   ;W -83.95428    i nutans   12053 Ve i     
{"catalogNumber": "1315734", "order": "", "family": "Poaceae", "scientificName": "Sorghastrum nutans", "scientificNameAuthorship": "(L.) Nash", "genus": "", "subgenus": "", "specificEpithet": "nutans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "12053", "verbatimEventDate": "1965-09-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "near shore of Silver Lake, Dexter Tp., ca. 6 1/2 mi. NW of Dexter.", "decimalLatitude": "", "decimalLongitude": "-83.95428", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}