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": ""}
 opposite the silver islands. d=  -88.085101 2Rr q   0gu 47.468539  W3xxU vicia americana    Muhl. ex Willd. &?0]   united states ]3>   C FABALES   Charles D. Ricards /G     _ fabaceae 1347431 KaBxh   c/f  amercana       Gp: 1829 1949-06-08 1 Y^ 
{"catalogNumber": "1347431", "order": "Fabales", "family": "Fabaceae", "scientificName": "Vicia americana", "scientificNameAuthorship": "Muhl. ex Willd.", "genus": "", "subgenus": "", "specificEpithet": "americana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles D. Richards", "recordNumber": "1829", "verbatimEventDate": "1949-06-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Opposite the Silver Islands.", "decimalLatitude": "47.468539", "decimalLongitude": "-88.085101", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}