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": ""}
   POALES  H.3   1448541 a   CONTACT UM HERBARIUM E& X         @|zU Vnited States    JUNCUS   EXIGUUS R`/YQ   P Arizona JUNCACEAE  2-    - juncus exigus  g  (FERNALD & WIEGAND LINT EX SNOGERUP & ZIK4  /pa4+ howard scott gentry 3972 dg y  
{"catalogNumber": "1448541", "order": "Poales", "family": "Juncaceae", "scientificName": "Juncus exiguus", "scientificNameAuthorship": "(Fernald & Wiegand) Lint ex Snogerup & Zika", "genus": "Juncus", "subgenus": "", "specificEpithet": "exiguus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Howard Scott Gentry", "recordNumber": "3972", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arizona", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}