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": ""}
s. jones & r. oliver K6z   4 x) CYPERACEAE     , O K.M. JAMES  Y1 VAR.   W  cyperus macbrocephalus v&ar. egg;ersii    X BELIZE  eggersii Z     Poales 8    10713  U[       )G  CYPEAUS 
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Cyperus macrocephalus var. eggersii", "scientificNameAuthorship": "", "genus": "Cyperus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "eggersii", "identifiedBy": "K.M. James", "recordedBy": "S. Jones & R. Oliver", "recordNumber": "10713", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Belize", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}