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  Xf Edward G. Voss DICENTRA 4 8D        common    J Alger 2 mi. S of Melstrand N @       $ UNITED STATES     y~= Kingsley R. Stern      XI michigan 1351898 z 8a   
{"catalogNumber": "1351898", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Dicentra", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Kingsley R. Stern", "recordedBy": "Edward G. Voss", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Common", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Alger", "municipality": "", "locality": "2 mi. SW of Melstrand", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}