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": ""}
    1959-08-28 2q  s.n. =p   canada  ,   1416625 RKaE  LEERSIA VIRGINICA   Y?   virginica 3<T58     j Pv Contact UM Herbarium YORK kY6   6V=- NEW BRUNSWICK poaceae 07&9E        lec WILLD.  A g.c. cunningham Leersia 5| Z 
{"catalogNumber": "1416625", "order": "", "family": "Poaceae", "scientificName": "Leersia virginica", "scientificNameAuthorship": "Willd.", "genus": "Leersia", "subgenus": "", "specificEpithet": "virginica", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "G.C. Cunningham", "recordNumber": "s.n.", "verbatimEventDate": "1959-08-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "New Brunswick", "county": "York", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}