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": ""}
 iN  18667  SuR9~ TRS: T13S R2W SEC 4 NW1/4 SE1/4  Poales 67|z)   x  CAREX MUEHLENBERGII VAR. ENERVIS   ILLINOIS 6  Cyperaceae d-_  muehlenbergii X&0     K, UNITED STATES  BW BjOOTT   PcY loy r. phillippe, david ketzner 1991-05-07 lf   zeYM carex    Db enervis   B0jhV 1379695 UNION ?B6?a   Kz>( var.    )v_ atwood ridge research natural area, jonesboro 7.5 minute topographic map.
{"catalogNumber": "1379695", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex muehlenbergii var. enervis", "scientificNameAuthorship": "Boott", "genus": "Carex", "subgenus": "", "specificEpithet": "muehlenbergii", "verbatimTaxonRank": "var.", "infraspecificEpithet": "enervis", "identifiedBy": "", "recordedBy": "Loy R. Phillippe, David Ketzner", "recordNumber": "18667", "verbatimEventDate": "1991-05-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Illinois", "county": "Union", "municipality": "", "locality": "Atwood Ridge Research Natural Area, Jonesboro 7.5 minute topographic map.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T13S R2W sec 4 NW1/4 SE1/4", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}