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": ""}
 Brassicaceae D#U1e    `!W 1462911  2000-07-24 X     M at Shingleon.  alger /BF   Lepidium X y6  16742 ,     x4 CAMPESTRE  Vm evidently scarce along railroad tacks    united states >     R bP; -86.47016 EDWARD G. VOSS mt   
{"catalogNumber": "1462911", "order": "", "family": "Brassicaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Lepidium", "subgenus": "", "specificEpithet": "campestre", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "16742", "verbatimEventDate": "2000-07-24", "habitat": "Evidently scarce along railroad tracks", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Alger", "municipality": "", "locality": "at Shingleton.", "decimalLatitude": "", "decimalLongitude": "-86.47016", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}