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": ""}
s.n. R   trhkG j.k. small   UNITED STATES V   O@_D: Lewis  rmosissima  I&  west virginia <rY@   1891-06-02 v  GRPM 44727 ucn   1501150 ZBw    DRABA  ON *   i  D/ roanoke   Desv. SUAa3        !3 brassicales 
{"catalogNumber": "1501150", "order": "Brassicales", "family": "", "scientificName": "", "scientificNameAuthorship": "Desv.", "genus": "Draba", "subgenus": "", "specificEpithet": "ramosissima", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J.K. Small", "recordNumber": "s.n.", "verbatimEventDate": "1891-06-02", "habitat": "", "occurrenceRemarks": "GRPM 44727", "associatedTaxa": "", "country": "United States", "stateProvince": "West Virginia", "county": "Lewis", "municipality": "", "locality": "Roanoke", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}