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": ""}
DENSIFLORUM w9  LEPIDIUM k    <i?F 5 MI. SE OF VICKSBURG      Zl3 Bank of marsh. UNITED STATES %t4    F 0 KALAMAZOO   _ 1462999    k r] michigan Fred W=. Rapp DC   SCHRAD. i a     C -85.46372 BRASSICALES V    S|r 1941-06-10 Lepidium densiflorum U:7  
{"catalogNumber": "1462999", "order": "Brassicales", "family": "", "scientificName": "Lepidium densiflorum", "scientificNameAuthorship": "Schrad.", "genus": "Lepidium", "subgenus": "", "specificEpithet": "densiflorum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Fred W. Rapp", "recordNumber": "", "verbatimEventDate": "1941-06-10", "habitat": "Bank of marsh.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Kalamazoo", "municipality": "", "locality": "5 mi. SE of Vicksburg", "decimalLatitude": "", "decimalLongitude": "-85.46372", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}