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": ""}
 `@( ruizR & pav.  g.c. tucker %wvE*     + 1134746   Ix>*b g. arsã¨ne     1909-08-15 K    e&  -101.187    ?Mn06 Poales    G NIGER  Y ;Y Cyperus niger  R cyperacea.e    gD 19.748 
{"catalogNumber": "1134746", "order": "Poales", "family": "Cyperaceae", "scientificName": "Cyperus niger", "scientificNameAuthorship": "Ruiz & Pav.", "genus": "", "subgenus": "", "specificEpithet": "niger", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "G.C. Tucker", "recordedBy": "G. Ars\u00c3\u00a8ne", "recordNumber": "", "verbatimEventDate": "1909-08-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "19.748", "decimalLongitude": "-101.187", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}