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": ""}
united states Zv-   y var.     / 8169  campbell .+[    9-zA] 1992-06-23   t cyperaceae    r< 1402437 OPEN HARDWOOD CLEARCUT; DRY UPLAND OVER BASIC ROCK. U8/(     v thomas f. wieboldt    !;A ciliata SCLERIA ^o&      213 i?R| 
{"catalogNumber": "1402437", "order": "", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Scleria", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "ciliata", "identifiedBy": "", "recordedBy": "Thomas F. Wieboldt", "recordNumber": "8169", "verbatimEventDate": "1992-06-23", "habitat": "Open hardwood clearcut; dry upland over basic rock.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Campbell", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "213", "maximumElevationInMeters": ""}