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": ""}
united states %    1834-08-08 [ F   tbr ROBERT PETER, M.D.   Ot rhizomatosa    =q: STANDL.  amaranthaceae con   kentucky q`-h   37â° 54' 30" n; 84â° 16' 15" w Bb7d9    TrdO Iresine  G4 IRESINE RHIZOMATOSA Caryophyllales [    ^I 1498046      
{"catalogNumber": "1498046", "order": "Caryophyllales", "family": "Amaranthaceae", "scientificName": "Iresine rhizomatosa", "scientificNameAuthorship": "Standl.", "genus": "Iresine", "subgenus": "", "specificEpithet": "rhizomatosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert Peter, M.D.", "recordNumber": "", "verbatimEventDate": "1834-08-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Kentucky", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "37\u00c2\u00b0 54' 30\" N; 84\u00c2\u00b0 16' 15\" W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}