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": ""}
  16984 A_<   CRASSULACEAE  K(  $ k425 (THUNB.) TÃu¶LKEN    F! capitella michigan ~           `% saxifragales thyrsiflora D   botanical garden J3   `.)Gq 1664981     _ )  subsp. 
{"catalogNumber": "1664981", "order": "Saxifragales", "family": "Crassulaceae", "scientificName": "", "scientificNameAuthorship": "(Thunb.) T\u00c3\u00b6lken", "genus": "", "subgenus": "", "specificEpithet": "capitella", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "thyrsiflora", "identifiedBy": "", "recordedBy": "", "recordNumber": "16984", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Botanical Garden", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}