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": ""}
   1916-06-04 Jw    POACEAE  r6  Stipa l    /Az Prov. Saratov, in viciniis urb. Saratov prope bag. Razboisczia, in steppa CZERN. EX TRAUTV. Tw  STIPA DASYPHYLLA     v; S.N.  @]5Dv DASYPHYLLA 1711304 Q     B d. janischevskij    +>Q3 SARATOV     Y russia  
{"catalogNumber": "1711304", "order": "", "family": "Poaceae", "scientificName": "Stipa dasyphylla", "scientificNameAuthorship": "Czern. ex Trautv.", "genus": "Stipa", "subgenus": "", "specificEpithet": "dasyphylla", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "D. Janischevskij", "recordNumber": "s.n.", "verbatimEventDate": "1916-06-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Russia", "stateProvince": "Saratov", "county": "", "municipality": "", "locality": "Prov. Saratov, in viciniis urb. Saratov prope pag. Razboisczina, in steppa", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}