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": ""}
   exiguus   h&@      7]o u FREDA DETMERS   zn Jt s.n.  - juncus    poales XNrZ   2s  juncus exiguus  A Clifornia  1448540 t  (Fernald & Wigand) Lint ex Snogerup & Zika `]xwh   JUNCACEAE y`1O7   united states KK;P    
{"catalogNumber": "1448540", "order": "Poales", "family": "Juncaceae", "scientificName": "Juncus exiguus", "scientificNameAuthorship": "(Fernald & Wiegand) Lint ex Snogerup & Zika", "genus": "Juncus", "subgenus": "", "specificEpithet": "exiguus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Freda Detmers", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}