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": ""}
 s.n. xMr    apiaceae A   gTT claytonii    EAST DORSET (TOWN OF DORSET) M    George L. Ames XtD   v%g bennington (M(ICHX.) C.  B. CLANRKE  ;R!   ~V 1539900 -73,.0515 LDP%   apiales Y8   1857-05 t1?I       43.2588 ]0I 
{"catalogNumber": "1539900", "order": "Apiales", "family": "Apiaceae", "scientificName": "", "scientificNameAuthorship": "(Michx.) C. B. Clarke", "genus": "", "subgenus": "", "specificEpithet": "claytonii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "George L. Ames", "recordNumber": "s.n.", "verbatimEventDate": "1857-05", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Bennington", "municipality": "", "locality": "East Dorset (Town of Dorset)", "decimalLatitude": "43.2588", "decimalLongitude": "-73.0515", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}