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": ""}
 railroad ballast, bangor twp., ca. 3 mi. sw of bangor. H.    8150 w Jn4    sVR united states  j;J cayophyllales  polygonum Nu~?O    edward g. voss e     q n "frequ3nt"  @ 1469332 van buren zv      0O/ polygonum ramosissimum      42.273526  FW1    Q5 1958-09-14
{"catalogNumber": "1469332", "order": "Caryophyllales", "family": "", "scientificName": "Polygonum ramosissimum", "scientificNameAuthorship": "", "genus": "Polygonum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "8150", "verbatimEventDate": "1958-09-14", "habitat": "", "occurrenceRemarks": "\"Frequent\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Van Buren", "municipality": "", "locality": "Railroad ballast, Bangor Twp., ca. 3 mi. SW of Bangor.", "decimalLatitude": "42.273526", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}