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": ""}
         @B cyperaceae      u<V willd. ex spreng.    $sJ Nels Holmberg  by/  ALBICANS  l=s in new subdivision development, w side of hwy. 47, 1.1 mi. n of mineral fork river, 0.3 mi. s of kingstn road   5s 38.106167   2005-04-14 ;<BI     Carex r7w9  
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Willd. ex Spreng.", "genus": "Carex", "subgenus": "", "specificEpithet": "albicans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Nels Holmberg", "recordNumber": "", "verbatimEventDate": "2005-04-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "In new subdivision development, W side of Hwy. 47, 1.1 mi. N of Mineral Fork River, 0.3 mi. S of Kingston road", "decimalLatitude": "38.106167", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}