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": ""}
 1432462 MB-       9T v PALUSTRIS   WcM  roadside   Rorippa palustris subsp. palustris O)P    tg~ 47 Oxford pT    = & subsp.   b17yp 1924-07-08   butler wW     l5(X palustris United States TT9a   h:  Rorippa  ud brassicales
{"catalogNumber": "1432462", "order": "Brassicales", "family": "", "scientificName": "Rorippa palustris subsp. palustris", "scientificNameAuthorship": "", "genus": "Rorippa", "subgenus": "", "specificEpithet": "palustris", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "palustris", "identifiedBy": "", "recordedBy": "", "recordNumber": "47", "verbatimEventDate": "1924-07-08", "habitat": "roadside", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Butler", "municipality": "", "locality": "Oxford", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}