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": ""}
    nU7F tradescantia  missouri ~R&  SHADY WOODED LIMESTONE BLUFF NEAR BIG RIVER, CA. 560 FT. (160 M) NNE OF ITS CONFLUENC E WITH PARKER CREEK, 6.5 MI (10.5 KM) W OF DESOTO, TOWNSHIP 39 N, RANGE 3 E lRN,]    v (v< COMMELINALES  AC near lat. 38Â° 07' 30" N, lomg. 90Â° 40' 30" W. Peter H. Raven & Tamra Engelhorn Raven 3    <2G 1985-07-24      ti United States  KER GAWL.    TRADESCANTIA SUBASPEAA <<U4   Jefferson f D   N 1659597   
{"catalogNumber": "1659597", "order": "Commelinales", "family": "", "scientificName": "Tradescantia subaspera", "scientificNameAuthorship": "Ker Gawl.", "genus": "Tradescantia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Peter H. Raven & Tamra Engelhorn Raven", "recordNumber": "", "verbatimEventDate": "1985-07-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Missouri", "county": "Jefferson", "municipality": "", "locality": "Shady wooded limestone bluff near Big River, ca. 560 ft. (160 m) NNE of its confluence with Parker Creek, 6.5 mi (10.5 km) W of DeSoto, Township 39 N, Range 3 E", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "near lat. 38\u00c2\u00b0 07' 30\" N, long. 90\u00c2\u00b0 40' 30\" W.", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}