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": ""}
1936-05-29 ,   kWN 7448        f0 WASTE GROUND     Brassicaceae    J   Wy` STRICTA   k3 ann arbor, u of m botanical gardens, s.  f -83.731 BARBAREA  &A   o7# Barbarea stricta   GT-G$ BRASSICALES  IHSN AL-SHEHBAZ 4^]  WASHTENAW =    
{"catalogNumber": "", "order": "Brassicales", "family": "Brassicaceae", "scientificName": "Barbarea stricta", "scientificNameAuthorship": "", "genus": "Barbarea", "subgenus": "", "specificEpithet": "stricta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Ihsan Al-Shehbaz", "recordedBy": "", "recordNumber": "7448", "verbatimEventDate": "1936-05-29", "habitat": "Waste ground", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Washtenaw", "municipality": "", "locality": "Ann Arbor, U of M Botanical Gardens, S.", "decimalLatitude": "", "decimalLongitude": "-83.7341", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}