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": ""}
 ! SANDY SHORE. 45.748398 .   UhB 496 John H. Ehlers [0    De campestre    =m  EMMET MICHIGAN LVT     IPG Lepidium BRASSICALES  fY   _=Y,+ 1462975   united states ]QqA<   3[  LEPIDIUM CAMPESTRE (L.) W. T. Aiton T->   H  1917-07-14  Brassicaceae td  Cecil Bay Yv;N     -84.830121 4FJb^  
{"catalogNumber": "1462975", "order": "Brassicales", "family": "Brassicaceae", "scientificName": "Lepidium campestre", "scientificNameAuthorship": "(L.) W. T. Aiton", "genus": "Lepidium", "subgenus": "", "specificEpithet": "campestre", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "496", "verbatimEventDate": "1917-07-14", "habitat": "Sandy shore.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Emmet", "municipality": "", "locality": "Cecil Bay", "decimalLatitude": "45.748398", "decimalLongitude": "-84.830121", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}