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": ""}
   j -83.726329  Brassicales F?I    s 42.270872    w3X MICHIGAN  front lawn. qg?cq  united states %J~   W~G (l.) medik.  h7N CARL O. GRASSL   1932-05-05 y )   ve L  capsella bursa-pastoris  4I<7 4783  BRASSICACEAE b,c   DRQ f 1462295 ann arbor  9: b  bursa-pastoris G0  WASHTENAW M   D ! capsella  
{"catalogNumber": "1462295", "order": "Brassicales", "family": "Brassicaceae", "scientificName": "Capsella bursa-pastoris", "scientificNameAuthorship": "(L.) Medik.", "genus": "Capsella", "subgenus": "", "specificEpithet": "bursa-pastoris", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carl O. Grassl", "recordNumber": "4783", "verbatimEventDate": "1932-05-05", "habitat": "Front lawn.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Ann Arbor", "decimalLatitude": "42.270872", "decimalLongitude": "-83.726329", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}