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 gas   >Wg 1976-08   2419 X   michigan =   ? sorghastrum  &FR 1315723      Poaceae P[      44.660846      MARSHALL RD. EAST SIDE OF ROAD, A LITTLE LESS THAN 1/2 MILE S0UTH OF U.S. 31. ~`&XS   -86.039117 (>Nd5 
{"catalogNumber": "1315723", "order": "", "family": "Poaceae", "scientificName": "Sorghastrum nutans", "scientificNameAuthorship": "", "genus": "Sorghastrum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "2419", "verbatimEventDate": "1976-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Marshall Rd. east side of road, a little less than 1/2 mile south of U.S. 31.", "decimalLatitude": "44.660846", "decimalLongitude": "-86.039117", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}