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": ""}
          broke township, 4.6 km ne of alvinston post office on n side of sydenham river.  H6:    f` Lambton   utm 329441, map 40i/13, square 17mt34 N   # Z 12510      DEWEY ICN  1390418 E d?    
{"catalogNumber": "1390418", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "Dewey", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "12510", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Lambton", "municipality": "", "locality": "Brooke Township, 4.6 km NE of Alvinston Post Office on N side of Sydenham River.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "UTM 329441, Map 40I/13, Square 17MT34", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}