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": ""}
  JUNCUS? BREVICAUD4TUS +wmL,  JUNCACEAE <f$  (engelm.) fernald 5]~vX   )x?*  46.966667   `+ ALGOMA         S]p CARL O. GRASSL   -@[Fx 7916  brevicaudatus +          
{"catalogNumber": "", "order": "", "family": "Juncaceae", "scientificName": "Juncus brevicaudatus", "scientificNameAuthorship": "(Engelm.) Fernald", "genus": "", "subgenus": "", "specificEpithet": "brevicaudatus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carl O. Grassl", "recordNumber": "7916", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Algoma", "municipality": "", "locality": "", "decimalLatitude": "46.966667", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}