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": ""}
    ;+: A 1926-06-13 illegible $?kj8 NO DATA PROVIDED ON LABEL OFCATALOG NO: 1704316 !    w%Wu 1704316  ^Viyl poaceae   ?L28@ tectorum  L. 7LYe     Jk8 no data  bromus tectorum ./    ej qi ussr   6 BROMUS  POLES `     
{"catalogNumber": "1704316", "order": "Poales", "family": "Poaceae", "scientificName": "Bromus tectorum", "scientificNameAuthorship": "L.", "genus": "Bromus", "subgenus": "", "specificEpithet": "tectorum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "illegible", "recordNumber": "", "verbatimEventDate": "1926-06-13", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "USSR", "stateProvince": "no data", "county": "", "municipality": "", "locality": "no data provided on label of catalog no: 1704316", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}