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": ""}
 bn:@ 1223231  robin w. scribalo, mitchell s. alix 3 ryh    29 5V   |920-08-04 40G!J   ! whitmore lake  michigan 1C   -83.75333 `%E    united states )4Xo           Ce/ FRANCIS L. STEARNS  HALORAGACEAE k=Z9  
{"catalogNumber": "1223231", "order": "", "family": "Haloragaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Robin W. Scribailo, Mitchell S. Alix", "recordedBy": "Francis L. Stearns", "recordNumber": "29", "verbatimEventDate": "1920-08-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Whitmore Lake", "decimalLatitude": "", "decimalLongitude": "-83.75333", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}