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": ""}
 y ~ riparius    uC%J BROMUS  @V i POALES poaceae .BhQ      ^[ 1973-06-09         1704296 dj   s USSR Bromus riparius P6    k. kiseleva, v.> novikov, n. octjabreva et l. prokopova TT,R    | rehmann  (= s.n. NO DATA PROVIDED ON LABEL OF CATALOG NO: 1704296 XlTJ 
{"catalogNumber": "1704296", "order": "Poales", "family": "Poaceae", "scientificName": "Bromus riparius", "scientificNameAuthorship": "Rehmann", "genus": "Bromus", "subgenus": "", "specificEpithet": "riparius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "K. Kiseleva, V. Novikov, N. Octjabreva et L. Prokopova", "recordNumber": "s.n.", "verbatimEventDate": "1973-06-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "USSR", "stateProvince": "", "county": "", "municipality": "", "locality": "no data provided on label of catalog no: 1704296", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}