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": ""}
 Dr. A. Kiss  vBSU   russia B`     s l.    Uk pratensis   9 ALOPECURUS PRATENSIS         M1s S.N.     ?>U contact um herbarium  , 1703202   :x 1918-06-06 
{"catalogNumber": "1703202", "order": "", "family": "", "scientificName": "Alopecurus pratensis", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "pratensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Dr. A. Kiss", "recordNumber": "s.n.", "verbatimEventDate": "1918-06-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Russia", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}