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": ""}
Crassulaceae `Ci     r roadside at levering. ACRE D%         . 1920-07-19 sedum  G     L. xh 2)   ~s John H. Ehlers  EMMET ,,    ;H p 1464754 45.63584 r  Saxifragales ecg.    8L michigan   
{"catalogNumber": "1464754", "order": "Saxifragales", "family": "Crassulaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Sedum", "subgenus": "", "specificEpithet": "acre", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "", "verbatimEventDate": "1920-07-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Emmet", "municipality": "", "locality": "Roadside at Levering.", "decimalLatitude": "45.63584", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}