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": ""}
    qw=j triadenum virginicum  U .N.        NORTH CAROLINA u53P  Hypericaceae  _5I   W3JU1 virginicum (L.) RAF.     1507416 Bd   D1 LOW OR SWAMPY GROUNDS 1897-08-13 E  TRIADENUM 8RVC2   i united states   W; GRPM 44815    BUNCOBE v 
{"catalogNumber": "1507416", "order": "", "family": "Hypericaceae", "scientificName": "Triadenum virginicum", "scientificNameAuthorship": "(L.) Raf.", "genus": "Triadenum", "subgenus": "", "specificEpithet": "virginicum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1897-08-13", "habitat": "Low or swampy grounds", "occurrenceRemarks": "GRPM 44815", "associatedTaxa": "", "country": "United States", "stateProvince": "North Carolina", "county": "Buncombe", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}