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": ""}
   521  Apiaceae WuG    ] (MICHX.) C. B. CLARKE  q  1t460368     9U f. n. hamerstrom jr.  D[cjt 1942-06-06       *H- Livingston   a claytonii   8?<TP E. S. GEORGE RESERVE, GRID F-9 OR 10. WOODS   MICHIGAN OQ=o  United States $   ^ apiales 
{"catalogNumber": "1460368", "order": "Apiales", "family": "Apiaceae", "scientificName": "", "scientificNameAuthorship": "(Michx.) C. B. Clarke", "genus": "", "subgenus": "", "specificEpithet": "claytonii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F. N. Hamerstrom Jr.", "recordNumber": "521", "verbatimEventDate": "1942-06-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Livingston", "municipality": "", "locality": "E. S. George Reserve, Grid F-9 or 10. Woods", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}